Inside Rocky Mountain National Park, the fall colors and snow-capped mountains make for spectacular sightseeing. But some park visitors aren't there for鈥�

Seth Casteel explains the logistics of shooting his latest book: "I'm wearing a dog costume so that the dogs can feel like I'm one of the pack. ... Just kidding. ... I usually just wear a wet suit."

Colorado officials scrambled to reconnect dozens of destroyed roadways after September's 2013 floods 鈥� most notably U.S. Highways 34, 36 and Colorado鈥�

In late 2015, the U.S. Fish and Wildlife Service will decide whether to list the Greater Sage Grouse as an endangered or threatened species. In鈥�