Hyperthermia Death Valley heat causes tourist to become confused — he drives off cliff and dies Carla Sinclair
national parks Farewell to a natural wonder: Utah's Double Arch unexpectedly collapses Mark Frauenfelder
national park service Excuse-laden helicopter pilot flies into trouble with illegal picnic in Grand Teton National Park Mark Frauenfelder
parks Late night stumble into Yellowstone's Old Faithful results in trip to burn ward Jason Weisberger
picks Yellowstone bison calf killed by park rangers after tourists placed it in their rental car trunk Xeni Jardin