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Grand Canyon hiker death caused by heat as temperatures soared to 114 degrees, officials say

Trump's planned trip to Mount Rushmore draws fire from Native American activists

Grand Canyon park service posts photo of broken boot as summer safety reminder

Biologists to begin grizzly bear capture in Yellowstone National Park as part of population monitoring effort

Grand Canyon's North Rim closed due to Arizona wildfire as separate blaze near Tucson grows

Brian Yablonski: Saving national parks — this bill funds public lands now, and for the future

Planning to visit a national park? Here's what to know about reopening

Trump administration reverses ban on controversial hunting practices at Alaska's national preserves

Yosemite National Park reopening Thursday, with some restrictions

Famous grizzly bear reemerges from hibernation at Grand Teton, continues to amaze wildlife photographers