{"rowid": 1, "current_name": "Devils Tower National Monument", "states": "Wyoming", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "9/24/06", "year": 1906, "pres_or_congress": "T. Roosevelt", "acres_affected": "1,193.91"} {"rowid": 2, "current_name": "El Morro National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "12/8/06", "year": 1906, "pres_or_congress": "T. Roosevelt", "acres_affected": "160"} {"rowid": 3, "current_name": "El Morro National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "6/18/17", "year": 1917, "pres_or_congress": "W. Wilson", "acres_affected": "240"} {"rowid": 4, "current_name": "Montezuma Castle National Monument", "states": "Arizona", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "12/8/06", "year": 1906, "pres_or_congress": "T. 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Roosevelt", "acres_affected": "60,776.02"} {"rowid": 9, "current_name": "Petrified Forest National Park", "states": "Arizona", "original_name": "Petrified Forest National Monument", "current_agency": "NPS", "action": "Diminished", "date": "7/31/11", "year": 1911, "pres_or_congress": "W. Taft", "acres_affected": "25,625.60"} {"rowid": 10, "current_name": "Petrified Forest National Park", "states": "Arizona", "original_name": "Petrified Forest National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "11/14/30", "year": 1930, "pres_or_congress": "H. Hoover", "acres_affected": "11,010"} {"rowid": 11, "current_name": "Petrified Forest National Park", "states": "Arizona", "original_name": "Petrified Forest National Monument", "current_agency": "NPS", "action": "Redesignated NP", "date": "3/28/58", "year": 1958, "pres_or_congress": "85th Congress", "acres_affected": null} {"rowid": 12, "current_name": "Petrified Forest National Park", "states": "Arizona", "original_name": "Petrified Forest National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "11/30/31", "year": 1931, "pres_or_congress": "H. Hoover", "acres_affected": null} {"rowid": 13, "current_name": "Petrified Forest National Park", "states": "Arizona", "original_name": "Petrified Forest National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "9/23/32", "year": 1932, "pres_or_congress": "H. Hoover", "acres_affected": "53,300"} {"rowid": 14, "current_name": "Chaco Culture National Historical Park", "states": "New Mexico", "original_name": "Chaco Canyon National Monument", "current_agency": "NPS", "action": "Established", "date": "3/11/07", "year": 1907, "pres_or_congress": "T. Roosevelt", "acres_affected": "10,643.13"} {"rowid": 15, "current_name": "Chaco Culture National Historical Park", "states": "New Mexico", "original_name": "Chaco Canyon National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "1/10/28", "year": 1928, "pres_or_congress": "C. Coolidge", "acres_affected": "21,509.40"} {"rowid": 16, "current_name": "Chaco Culture National Historical Park", "states": "New Mexico", "original_name": "Chaco Canyon National Monument", "current_agency": "NPS", "action": "Redesignated Chaco Culture NHP", "date": "12/19/80", "year": 1980, "pres_or_congress": "96th Congress", "acres_affected": null} {"rowid": 17, "current_name": "Lassen Volcanic National Park", "states": "California", "original_name": "Cinder Cone National Monument", "current_agency": "NPS", "action": "Established", "date": "5/6/07", "year": 1907, "pres_or_congress": "T. Roosevelt", "acres_affected": "5,120"} {"rowid": 18, "current_name": "Lassen Volcanic National Park", "states": "California", "original_name": "Cinder Cone National Monument", "current_agency": "NPS", "action": "Incorporated into Lassen Volcanic NP", "date": "8/9/16", "year": 1916, "pres_or_congress": "64th Congress", "acres_affected": null} {"rowid": 19, "current_name": "Lassen Volcanic National Park", "states": "California", "original_name": "Lassen Volcanic National Monument", "current_agency": "NPS", "action": "Established", "date": "5/6/07", "year": 1907, "pres_or_congress": "T. Roosevelt", "acres_affected": "1,280"} {"rowid": 20, "current_name": "Lassen Volcanic National Park", "states": "California", "original_name": "Lassen Volcanic National Monument", "current_agency": "NPS", "action": "Redesignated Lassen Volcanic NP", "date": "8/9/16", "year": 1916, "pres_or_congress": "64th Congress", "acres_affected": null} {"rowid": 21, "current_name": "Gila Cliff Dwellings National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "11/16/07", "year": 1907, "pres_or_congress": "T. Roosevelt", "acres_affected": "160"} {"rowid": 22, "current_name": "Gila Cliff Dwellings National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "4/17/62", "year": 1962, "pres_or_congress": "J. Kennedy", "acres_affected": "373.25"} {"rowid": 23, "current_name": "Tonto National Monument", "states": "Arizona", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "12/19/07", "year": 1907, "pres_or_congress": "T. Roosevelt", "acres_affected": "640"} {"rowid": 24, "current_name": "Tonto National Monument", "states": "Arizona", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "4/1/37", "year": 1937, "pres_or_congress": "F. D. Roosevelt", "acres_affected": "480"} {"rowid": 25, "current_name": "Muir Woods National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "1/9/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "295"} {"rowid": 26, "current_name": "Muir Woods National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "9/22/21", "year": 1921, "pres_or_congress": "W. Harding", "acres_affected": "128.14"} {"rowid": 27, "current_name": "Muir Woods National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "4/5/35", "year": 1935, "pres_or_congress": "F. D. Roosevelt", "acres_affected": "1.36"} {"rowid": 28, "current_name": "Muir Woods National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "6/26/51", "year": 1951, "pres_or_congress": "H. Truman", "acres_affected": "504.271"} {"rowid": 29, "current_name": "Muir Woods National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "9/8/59", "year": 1959, "pres_or_congress": "D. Eisenhower", "acres_affected": "6.16"} {"rowid": 30, "current_name": "Grand Canyon National Park", "states": "Arizona", "original_name": "Grand Canyon National Monument", "current_agency": "NPS", "action": "Established", "date": "1/11/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "808,120"} {"rowid": 31, "current_name": "Grand Canyon National Park", "states": "Arizona", "original_name": "Grand Canyon National Monument", "current_agency": "NPS", "action": "Redesignated Grand Canyon NP", "date": "2/26/19", "year": 1919, "pres_or_congress": "65th Congress", "acres_affected": null} {"rowid": 32, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Established", "date": "1/16/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "1,320"} {"rowid": 33, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "5/7/23", "year": 1923, "pres_or_congress": "W. Harding", "acres_affected": "2,653.46"} {"rowid": 34, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "7/2/24", "year": 1924, "pres_or_congress": "C. Coolidge", "acres_affected": "2,980.26"} {"rowid": 35, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "4/13/31", "year": 1931, "pres_or_congress": "H. Hoover", "acres_affected": "1,926.35"} {"rowid": 36, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "7/11/33", "year": 1933, "pres_or_congress": "F. D. Roosevelt", "acres_affected": "4805"} {"rowid": 37, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "12/5/41", "year": 1941, "pres_or_congress": "F. D. Roosevelt", "acres_affected": "4,589.26"} {"rowid": 38, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "1/11/00", "year": 2000, "pres_or_congress": "W. Clinton", "acres_affected": "7,900"} {"rowid": 39, "current_name": "Pinnacles National Park", "states": "California", "original_name": "Pinnacles National Monument", "current_agency": "NPS", "action": "Redesignated NP", "date": "1/10/13", "year": 2013, "pres_or_congress": "112th Congress", "acres_affected": "440"} {"rowid": 40, "current_name": "Jewel Cave National Monument", "states": "South Dakota", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "2/7/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "1,274.56"} {"rowid": 41, "current_name": "Natural Bridges National Monument", "states": "Utah", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "4/16/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "120"} {"rowid": 42, "current_name": "Natural Bridges National Monument", "states": "Utah", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "9/25/09", "year": 1909, "pres_or_congress": "W. Taft", "acres_affected": "2,620"} {"rowid": 43, "current_name": "Natural Bridges National Monument", "states": "Utah", "original_name": null, "current_agency": "NPS", "action": "Boundaries Confirmed", "date": "2/11/16", "year": 1916, "pres_or_congress": "W. Wilson", "acres_affected": null} {"rowid": 44, "current_name": "Natural Bridges National Monument", "states": "Utah", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "8/14/62", "year": 1962, "pres_or_congress": "J. Kennedy", "acres_affected": "5,236"} {"rowid": 45, "current_name": "Natural Bridges National Monument", "states": "Utah", "original_name": null, "current_agency": "NPS", "action": "Diminished", "date": null, "year": null, "pres_or_congress": null, "acres_affected": "320"} {"rowid": 46, "current_name": "Lewis and Clark Caverns State Park", "states": "Montana", "original_name": "Lewis and Clark Cavern National Monument", "current_agency": "State of Montana", "action": "Established", "date": "5/11/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "160"} {"rowid": 47, "current_name": "Lewis and Clark Caverns State Park", "states": "Montana", "original_name": "Lewis and Clark Cavern National Monument", "current_agency": "State of Montana", "action": "Boundaries Confirmed", "date": "5/16/11", "year": 1911, "pres_or_congress": "W. Taft", "acres_affected": "160"} {"rowid": 48, "current_name": "Lewis and Clark Caverns State Park", "states": "Montana", "original_name": "Lewis and Clark Cavern National Monument", "current_agency": "State of Montana", "action": "Transferred to MT, now a state park", "date": "8/24/37", "year": 1937, "pres_or_congress": "75th Congress", "acres_affected": null} {"rowid": 49, "current_name": "Tumacacori National Historical Park", "states": "Arizona", "original_name": "Tumacacori National Monument", "current_agency": "NPS", "action": "Established", "date": "9/15/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "10"} {"rowid": 50, "current_name": "Tumacacori National Historical Park", "states": "Arizona", "original_name": "Tumacacori National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "3/28/58", "year": 1958, "pres_or_congress": "D. Eisenhower", "acres_affected": "0.15"} {"rowid": 51, "current_name": "Tumacacori National Historical Park", "states": "Arizona", "original_name": "Tumacacori National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "11/10/78", "year": 1978, "pres_or_congress": "95th Congress", "acres_affected": "7"} {"rowid": 52, "current_name": "Tumacacori National Historical Park", "states": "Arizona", "original_name": "Tumacacori National Monument", "current_agency": "NPS", "action": "Deleted", "date": "11/10/78", "year": 1978, "pres_or_congress": "95th Congress", "acres_affected": "0.011"} {"rowid": 53, "current_name": "Tumacacori National Historical Park", "states": "Arizona", "original_name": "Tumacacori National Monument", "current_agency": "NPS", "action": "Redesignated NHP", "date": "8/6/90", "year": 1990, "pres_or_congress": "101st Congress", "acres_affected": null} {"rowid": 54, "current_name": "Part of Rio Grande National Forest", "states": "Colorado", "original_name": "Wheeler National Monument", "current_agency": "BLM", "action": "Established", "date": "12/7/08", "year": 1908, "pres_or_congress": "T. Roosevelt", "acres_affected": "300"} {"rowid": 55, "current_name": "Part of Rio Grande National Forest", "states": "Colorado", "original_name": "Wheeler National Monument", "current_agency": "BLM", "action": "Transferred to BLM, part of Rio Grande National Forest", "date": "8/3/50", "year": 1950, "pres_or_congress": "81st Congress", "acres_affected": null} {"rowid": 56, "current_name": "Olympic National Park", "states": "Washington", "original_name": "Mount Olympus", "current_agency": "NPS", "action": "Established", "date": "3/2/09", "year": 1909, "pres_or_congress": "T. Roosevelt", "acres_affected": "639,200"} {"rowid": 57, "current_name": "Olympic National Park", "states": "Washington", "original_name": "Mount Olympus", "current_agency": "NPS", "action": "Diminished", "date": "4/17/12", "year": 1912, "pres_or_congress": "W. Taft", "acres_affected": "160"} {"rowid": 58, "current_name": "Olympic National Park", "states": "Washington", "original_name": "Mount Olympus", "current_agency": "NPS", "action": "Diminished", "date": "5/11/15", "year": 1915, "pres_or_congress": "W. Wilson", "acres_affected": "313,280"} {"rowid": 59, "current_name": "Olympic National Park", "states": "Washington", "original_name": "Mount Olympus", "current_agency": "NPS", "action": "Diminished", "date": "1/7/29", "year": 1929, "pres_or_congress": "C. Coolidge", "acres_affected": "640"} {"rowid": 60, "current_name": "Olympic National Park", "states": "Washington", "original_name": "Mount Olympus", "current_agency": "NPS", "action": "Redesignated NP", "date": "6/29/38", "year": 1938, "pres_or_congress": "75th Congress", "acres_affected": null} {"rowid": 61, "current_name": "Navajo National Monument", "states": "Arizona", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "3/20/09", "year": 1909, "pres_or_congress": "W. Taft", "acres_affected": "360"} {"rowid": 62, "current_name": "Navajo National Monument", "states": "Arizona", "original_name": null, "current_agency": "NPS", "action": "Diminished", "date": "3/14/12", "year": 1912, "pres_or_congress": "W. Taft", "acres_affected": "320"} {"rowid": 63, "current_name": "Oregon Caves National Monument and Preserve", "states": "Oregon", "original_name": "Oregon Caves National Monument", "current_agency": "NPS", "action": "Established", "date": "7/12/09", "year": 1909, "pres_or_congress": "W. Taft", "acres_affected": "465.8"} {"rowid": 64, "current_name": "Oregon Caves National Monument and Preserve", "states": "Oregon", "original_name": "Oregon Caves National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "11/10/78", "year": 1978, "pres_or_congress": "95th Congress", "acres_affected": "8"} {"rowid": 65, "current_name": "Oregon Caves National Monument and Preserve", "states": "Oregon", "original_name": "Oregon Caves National Monument", "current_agency": "NPS", "action": "Redesignated NMP", "date": "12/19/14", "year": 2014, "pres_or_congress": "113th Congress", "acres_affected": null} {"rowid": 66, "current_name": "Zion National Park", "states": "Utah", "original_name": "Mukuntu-Weap/Zion National Monument", "current_agency": "NPS", "action": "Established", "date": "7/31/09", "year": 1909, "pres_or_congress": "W. Taft", "acres_affected": "16,000"} {"rowid": 67, "current_name": "Zion National Park", "states": "Utah", "original_name": "Mukuntu-Weap/Zion National Monument", "current_agency": "NPS", "action": "Enlarged & Renamed", "date": "3/18/18", "year": 1918, "pres_or_congress": "W. Wilson", "acres_affected": "76,800"} {"rowid": 68, "current_name": "Zion National Park", "states": "Utah", "original_name": "Mukuntu-Weap/Zion National Monument", "current_agency": "NPS", "action": "Redesignated NP", "date": "11/19/19", "year": 1919, "pres_or_congress": "66th Congress", "acres_affected": null} {"rowid": 69, "current_name": "Spirit Mountain Cave", "states": "Wyoming", "original_name": "Shoshone Cavern", "current_agency": "BLM", "action": "Established", "date": "9/21/09", "year": 1909, "pres_or_congress": "W. Taft", "acres_affected": "210"} {"rowid": 70, "current_name": "Spirit Mountain Cave", "states": "Wyoming", "original_name": "Shoshone Cavern", "current_agency": "BLM", "action": "Transferred to WY", "date": "5/17/54", "year": 1954, "pres_or_congress": "83d Congress", "acres_affected": null} {"rowid": 71, "current_name": "Salinas Pueblo Missions National Monument", "states": "New Mexico", "original_name": "Gran Quivira", "current_agency": "NPS", "action": "Established", "date": "11/1/09", "year": 1909, "pres_or_congress": "W. Taft", "acres_affected": "160"} {"rowid": 72, "current_name": "Salinas Pueblo Missions National Monument", "states": "New Mexico", "original_name": "Gran Quivira", "current_agency": "NPS", "action": "Enlarged", "date": "11/25/19", "year": 1919, "pres_or_congress": "W. Wilson", "acres_affected": "240"} {"rowid": 73, "current_name": "Salinas Pueblo Missions National Monument", "states": "New Mexico", "original_name": "Gran Quivira", "current_agency": "NPS", "action": "Abolished, funds available to Salinas NM", "date": "12/19/80", "year": 1980, "pres_or_congress": "96th Congress", "acres_affected": null} {"rowid": 74, "current_name": "Salinas Pueblo Missions National Monument", "states": "New Mexico", "original_name": "Gran Quivira", "current_agency": "NPS", "action": "Redesignated Salinas Pueblo Missions NM", "date": "10/28/88", "year": 1988, "pres_or_congress": null, "acres_affected": null} {"rowid": 75, "current_name": "Sitka National Historical Park", "states": "Alaska", "original_name": "Sitka National Monument", "current_agency": "NPS", "action": "Established", "date": "3/23/10", "year": 1910, "pres_or_congress": "W. Taft", "acres_affected": "57"} {"rowid": 76, "current_name": "Sitka National Historical Park", "states": "Alaska", "original_name": "Sitka National Monument", "current_agency": "NPS", "action": "Resurveyed & Enlarged", "date": "2/25/52", "year": 1952, "pres_or_congress": "H. Truman", "acres_affected": "54.334"} {"rowid": 77, "current_name": "Sitka National Historical Park", "states": "Alaska", "original_name": "Sitka National Monument", "current_agency": "NPS", "action": "Redesignated NHP", "date": "10/18/72", "year": 1972, "pres_or_congress": "92d Congress", "acres_affected": null} {"rowid": 78, "current_name": "Sitka National Historical Park", "states": "Alaska", "original_name": "Sitka National Monument", "current_agency": "NPS", "action": "Deleted", "date": "7/30/83", "year": 1983, "pres_or_congress": "96th Congress", "acres_affected": null} {"rowid": 79, "current_name": "Rainbow Bridge National Monument", "states": "Utah", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "5/30/10", "year": 1910, "pres_or_congress": "W. Taft", "acres_affected": "160"} {"rowid": 80, "current_name": "Big Hole National Battlefield", "states": "Montana", "original_name": "Big Hole Battlefield National Monument", "current_agency": "NPS", "action": "Established", "date": "6/23/10", "year": 1910, "pres_or_congress": "W. Taft", "acres_affected": "5"} {"rowid": 81, "current_name": "Big Hole National Battlefield", "states": "Montana", "original_name": "Big Hole Battlefield National Monument", "current_agency": "NPS", "action": "Enlarged", "date": "6/29/39", "year": 1939, "pres_or_congress": "F. D. Roosevelt", "acres_affected": "195"} {"rowid": 82, "current_name": "Big Hole National Battlefield", "states": "Montana", "original_name": "Big Hole Battlefield National Monument", "current_agency": "NPS", "action": "Redesignated NB", "date": "5/17/63", "year": 1963, "pres_or_congress": "88th Congress", "acres_affected": null} {"rowid": 83, "current_name": "Colorado National Monument", "states": "Colorado", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "5/24/11", "year": 1911, "pres_or_congress": "W. Taft", "acres_affected": "13,883.06"} {"rowid": 84, "current_name": "Colorado National Monument", "states": "Colorado", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "3/3/33", "year": 1933, "pres_or_congress": "H. Hoover", "acres_affected": null} {"rowid": 85, "current_name": "Colorado National Monument", "states": "Colorado", "original_name": null, "current_agency": "NPS", "action": "Diminished", "date": "8/7/59", "year": 1959, "pres_or_congress": "D. Eisenhower", "acres_affected": "211"} {"rowid": 86, "current_name": "Colorado National Monument", "states": "Colorado", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": null, "year": null, "pres_or_congress": null, "acres_affected": "120"} {"rowid": 87, "current_name": "Devils Postpile National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "7/6/11", "year": 1911, "pres_or_congress": "W. Taft", "acres_affected": "798.46"} {"rowid": 88, "current_name": "Cabrillo National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "10/14/13", "year": 1913, "pres_or_congress": "W. Wilson", "acres_affected": "0.5"} {"rowid": 89, "current_name": "Cabrillo National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "2/2/59", "year": 1959, "pres_or_congress": "D. Eisenhower", "acres_affected": "80"} {"rowid": 90, "current_name": "Cabrillo National Monument", "states": "California", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "9/28/74", "year": 1974, "pres_or_congress": "G. Ford", "acres_affected": "56.6"} {"rowid": 91, "current_name": "Papago Park", "states": "Arizona", "original_name": "Papago Saguaro National Monument", "current_agency": "State of Arizona", "action": "Established", "date": "1/31/14", "year": 1914, "pres_or_congress": "W. Wilson", "acres_affected": "2,050.43"} {"rowid": 92, "current_name": "Papago Park", "states": "Arizona", "original_name": "Papago Saguaro National Monument", "current_agency": "State of Arizona", "action": "Transferred to AZ, now Papago Park", "date": "4/7/30", "year": 1930, "pres_or_congress": "71st Congress", "acres_affected": null} {"rowid": 93, "current_name": "Dinosaur National Monument", "states": "Utah, Colorado", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "10/4/15", "year": 1915, "pres_or_congress": "W. Wilson", "acres_affected": "80"} {"rowid": 94, "current_name": "Dinosaur National Monument", "states": "Utah, Colorado", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "7/14/38", "year": 1938, "pres_or_congress": "F. D. Roosevelt", "acres_affected": "203,885"} {"rowid": 95, "current_name": "Walnut Canyon National Monument", "states": "Arizona", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "11/30/15", "year": 1915, "pres_or_congress": "W. Wilson", "acres_affected": "960"} {"rowid": 96, "current_name": "Walnut Canyon National Monument", "states": "Arizona", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "9/24/38", "year": 1938, "pres_or_congress": "F. D. Roosevelt", "acres_affected": "913.6"} {"rowid": 97, "current_name": "Bandelier National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Established", "date": "2/11/16", "year": 1916, "pres_or_congress": "W. Wilson", "acres_affected": "23,352"} {"rowid": 98, "current_name": "Bandelier National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "2/15/32", "year": 1932, "pres_or_congress": "H. Hoover", "acres_affected": null} {"rowid": 99, "current_name": "Bandelier National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "1/9/61", "year": 1961, "pres_or_congress": "D. Eisenhower", "acres_affected": "3,600"} {"rowid": 100, "current_name": "Bandelier National Monument", "states": "New Mexico", "original_name": null, "current_agency": "NPS", "action": "Enlarged", "date": "5/27/63", "year": 1963, "pres_or_congress": "J. Kennedy", "acres_affected": "2,882"}