Definition that contains national park
- yellowstone a tributary of the Missouri River that flows through the Yellowstone National Park
- muir United States naturalist (born in England) who advocated the creation of national parks (1838-1914)
- bozeman a town in southwestern Montana; gateway to Yellowstone National Park
- yosemite a series of waterfalls in Yosemite National Park in California; is reduced to a trickle for part of each year
- acadia national park a national park in Maine showing marine erosion and glaciation; includes seashore and also the highest point on the Atlantic coast
- arches national park a national park in Utah including mountains and the Colorado River gorge and huge rock formations caused by erosion
- badlands national park a national park in South Dakota having multicolored peaks and spires resulting from erosion; fossil sites
- big bend national park a large national park in Texas featuring mountains and desert and canyons and wildlife
- biscayne national park a national park in Florida having underwater coral reefs and marine life
- bryce canyon national park a national park in Utah having multicolored rock erosions