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Environmental group sues Trump for replacing national park pass photo with his own image

Experienced hiker rescued after getting trapped in quicksand at Utah's Arches National Park

Trump adds his birthday as free national park day while axing MLK Day and Juneteenth

Interior secretary shares insight on state of US Park Police after DC shooting

New national park passes put 'American families first' while tripling entry fees for some

Backyard birding is booming — here are must-have gifts topping wish lists this season

Man caught on camera approaching, spraying unknown substance toward Yellowstone wolves: rangers

American trucker says transporting Capitol Christmas tree 3,000 miles to Washington, DC, is 'huge honor'

Man dies at Grand Canyon after slipping over edge, falling more than 100 feet, sheriff's office says

Yosemite rangers bust outlaw jumpers off El Cap — zero tolerance, shutdown or not