Bombs used to trigger avalanches above Sylvan Pass in Yellowstone National Park typically explode as planned, but on Friday one that failed to detonate last winter led to the temporary closure of the road that runs over the pass.
A tropical storm bearing down on Florida is prompting the closure of Everglades, Dry Tortugas, and Biscayne national parks until at least noon on Tuesday.
Wildfires have tormented those in Glacier National Park this summer, and ongoing fires in and around the park have kept firefighters busy and led to the closure of U.S. Highway 2 that runs along the park's southern border, and forced the evacuation of Essex, Montana.
Graffiti in national parks is not necessarily a recent problem, and while it did receive national attention a year ago with the "art" left on park landscapes by a woman known as "creepytings," it continues to be a problem. At Great Smoky Mountains National Park, graffiti most recently has marred the Lakeview Drive tunnel.
Much has been made of the recent decision by Yellowstone National Park officials to put down a grizzly bear that was tied to the fatal mauling and partial consumption of a hiker. Is there a way you can perhaps help another bear from being put down? Perhaps, by donating to efforts to see bear-proof boxes installed at camgrounds throughout the park.
More and more visitors to the National Park System are discovering the wonderfully fascinating night skies high over head once the sun goes down. But light pollution poses a threat to many of those dark vistas, even at Theodore Roosevelt National Park in western North Dakota.
Many people visiting Glacier National Park in Montana don't realize that it has a twin sister just across the Canadian border: Waterton Lakes National Park. This autumn, take some time to explore The Crown of the Continent - these high peaks, deep valleys, and very long lakes.
On September 25, Metro Atlanta area fourth grade students will camp overnight for free at Martin Luther King, Jr. National Historic Site. The event is presented by the National Park Service in partnership with the Greening Youth Foundation.