Rocky Mountain National Park: Join speakers Ken Salazar, Michael Bennet, Mark Udall, Wayne Allard, and Betsy Markey at the Wilderness Celebration of 2009 commemorating the park’s wilderness designation.

Rocky Mountain National Park: Why are there so many brown trees? The Mountain Pine Beetle is one of several common, native insects that challenge western pine forests. Drought conditions, mild winters, dwarf mistletoe infestations, dense late seral mature forest stands, and a lack of wildlife...

Rocky Mountain National Park: This video discusses bighorn sheep with emphasis on their movement around the park. Struggles they face due to human ingenuity are discussed as well as how park officials help the sheep overcome man-made obstacles.