US National Parks
| US National Parks | States | Established | Visited |
|---|---|---|---|
| Acadia | Maine | 1919 | 2013 |
| American Samoa | American Samoa | 1988 | |
| Arches | Utah | 1929 | 2010 |
| Badlands | South Dakota | 1978 | 2014 |
| Big Bend | Texas | 1944 | 2012 |
| Biscayne | Florida | 1980 | |
| Black Canyon of the Gunnison | Colorado | 1999 | |
| Bryce Canyon | Utah | 1928 | 2010 |
| Canyonlands | Utah | 1964 | 2017 |
| Capitol Reef | Utah | 1971 | 2017 |
| Carlsbad Caverns | New Mexico | 1930 | 2012 |
| Channel Islands | California | 1980 | |
| Congaree | South Carolina | 2003 | 2011 |
| Crater Lake | Oregon | 1902 | 2016 |
| Cuyahoga Valley | Ohio | 2000 | 2016 |
| Death Valley | California | 1994 | 2011 |
| Denali | Alaska | 1917 | |
| Dry Tortugas | Florida | 1992 | 2019 |
| Everglades | Florida | 1934 | 2011 |
| Gates of the Arctic | Alaska | 1980 | |
| Gateway Arch | Missouri | 2018 | 1994 |
| Glacier | Montana | 1910 | |
| Glacier Bay | Alaska | 1980 | |
| Grand Canyon | Arizona | 1919 | 2010 |
| Grand Teton | Wyoming | 1929 | |
| Great Basin | Nevada | 1986 | 2017 |
| Great Sand Dunes | Colorado | 2004 | |
| Great Smoky Mountains | North Carolina, Tennessee | 1934 | 2011 |
| Guadalupe Mountains | Texas | 1966 | 2012 |
| Haleakalā | Hawaii | 1916 | |
| Hawaii Volcanoes | Hawaii | 1916 | |
| Hot Springs | Arkansas | 1921 | |
| Indiana Dunes | Indiana | 2019 | |
| Isle Royale | Michigan | 1940 | |
| Joshua Tree | California | 1994 | 2011 |
| Katmai | Alaska | 1980 | |
| Kenai Fjords | Alaska | 1980 | |
| Kings Canyon | California | 1940 | 2015 |
| Kobuk Valley | Alaska | 1980 | |
| Lake Clark | Alaska | 1980 | |
| Lassen Volcanic | California | 1916 | 2016 |
| Mammoth Cave | Kentucky | 1941 | |
| Mesa Verde | Colorado | 1906 | 2010 |
| Mount Rainier | Washington | 1899 | 2012 |
| North Cascades | Washington | 1968 | 2012 |
| Olympic | Washington | 1938 | 2012 |
| Petrified Forest | Arizona | 1962 | 2013 |
| Pinnacles | California | 2013 | 2015 |
| Redwood | California | 1968 | 2016 |
| Rocky Mountain | Colorado | 1915 | |
| Saguaro | Arizona | 1994 | 2014 |
| Sequoia | California | 1890 | 2015 |
| Shenandoah | Virginia | 1926 | 2012 |
| Theodore Roosevelt | North Dakota | 1978 | 2014 |
| Virgin Islands | United States Virgin Islands | 1956 | |
| Voyageurs | Minnesota | 1971 | |
| White Sands | New Mexico | 2019 | 2012 |
| Wind Cave | South Dakota | 1903 | 2014 |
| Wrangell –St. Elias | Alaska | 1980 | |
| Yellowstone | Wyoming, Montana, Idaho | 1872 | |
| Yosemite | California | 1890 | 2015 |
| Zion | Utah | 1919 | 2017 |