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2,944 parks
Andrew Johnson National Historic Site
Tennessee
Andrew Johnson's complex presidency (1865-69) illustrates the Constitution at work following the Civil War. As…
Angel Peak Scenic Area
New Mexico
Angel Peak Scenic Area covers over 10,000 acres of rugged badlands and features dramatic views of Angel Peak—a…
Angeles National Forest
California
Providing a mountainous backdrop to the Los Angeles metropolitan area, Angeles National Forest spans 700,000 a…
Angelina National Forest
Texas
The smallest of Texas's four national forests, Angelina nestles across 153,179 acres in the Piney Woods of Eas…
Angostura Reservoir
Wyoming
The Angostura Dam and Reservoir are located at the southeast edge of the Black Hills on the Cheyenne River in …
Aniakchak National Monument & Preserve
Alaska
Given its remote location and challenging weather conditions, Aniakchak is one of the most wild and least visi…
Aniakchak National Monument & Preserve
Alaska
Given its remote location and challenging weather conditions, Aniakchak is one of the most wild and least visi…
Anita Reservoir
Montana
Anita Dam and Reservoir, features of the Huntley Project, are located 6 miles southeast of Ballantine, Montana…
Antelope Island State Park
Utah
The road to Antelope Island State Park, 25 miles north of Salt Lake City, is a 20-minute straight shot west, b…
Antelope Wilderness Study Area
New Mexico
The Antelope WSA is an open landscape that provides 360-degree views of rolling desert prairie. It is adjacent…
Antietam National Battlefield
District of Columbia
23,000 soldiers were killed, wounded or missing after twelve hours of savage combat on September 17, 1862. The…
Antietam National Battlefield
Maryland
23,000 soldiers were killed, wounded or missing after twelve hours of savage combat on September 17, 1862. The…
Antioch Dunes National Wildlife Refuge
California
Antioch Dunes National Wildlife Refuge is the only national wildlife refuge in the country established to prot…
Anza-Borrego Desert State Park
California
Anza-Borrego is the largest state park in California, covering 600,000 acres of Colorado Desert wilderness. Fa…
Apache Box Wilderness Study Area
Arizona
The Apache Box WSA is located in southwestern New Mexico. The namesake feature, Apache Box, is a deep narrow c…
Apache-Sitgreaves National Forest
Arizona
Apache-Sitgreaves National Forests
Arizona
Spanning 2.76 million acres along the Mogollon Rim and White Mountains of east-central Arizona, the Apache-Sit…
Apalachicola National Estuarine Research Reserve
Georgia
The Apalachicola Bay Reserve protects one of the most productive estuarine systems in the Northern Hemisphere,…
Apalachicola National Forest
Florida
The largest national forest in Florida, Apalachicola sprawls across 576,374 acres of the Panhandle between Tal…
Apostle Islands National Lakeshore
Minnesota
Apostle Islands National Lakeshore, located at the northern tip of Wisconsin's Bayfield Peninsula, features 21…
Apostle Islands National Lakeshore
Wisconsin
Imagine that moment, being in that perfect spot as the sun rises, and everything comes into focus. A rocky sho…
Appalachian National Scenic Trail
West Virginia
The Appalachian Trail is a 2,180+ mile long public footpath that traverses the scenic, wooded, pastoral, wild,…
Appalachian National Scenic Trail
Pennsylvania
The Appalachian Trail is a 2,190+ mile long public footpath that traverses the scenic, wooded, pastoral, wild,…
Appomattox Court House National Historical Park
Virginia
On April 9, 1865, the surrender of the Army of Northern Virginia in the McLean House in the village of Appomat…