Devils Tower National Monument, Badlands National Park, and Theodore Roosevelt National Park all have made it into the Center for Great Plains Studies' list of top "ecotourism" destinations in the Great Plains.

Once upon a time not so long ago, all roads leading to Natural Bridges National Monument were dirt. Only the hardiest of visitors ventured out here. But now the roads are firmly paved and it’s a sort of main route between Lake Powell and points north down toward Monument Valley and Four Corners.

With Halloween just days away, we searched around the National Park System and rummaged in the Traveler's archives for some ghostly stories. This tale comes from Petrified Forest National Park.

Come month's end they'll be moving to winter hours at Acadia National Park, where the Hulls Cove Visitor Center and Sand Beach Entrance Station will both close on Halloween.