• Hikers on Granite Pass in Rocky Mountain National Park/NPS photo by John Marino

    Rocky Mountain

    National Park Colorado

  • Bear Lake Road Reconstruction Project

    Major construction work on Bear Lake Road in 2012 & 2013 includes mandatory use of park shuttles May 29-Oct 9 between 9 am–4 pm, delays, and some night closures. More »

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Did You Know?

a photo of the mountains at treeline

Temperature causes tree line. Trees need an average growing temperature of about 50 degrees.