Trip participants of an F.E. Warren Air Force Base Outdoor Recreation trip pose for a group photo with the Teton Range in the background in Grand Teton National Park, Wyo., July 3, 2015. Outdoor Recreation hosted a trip to Grand Teton and Yellowstone National Park for the Fourth of July weekend which included camping, hiking and sightseeing the natural attractions of the parks. (U.S. Air Force photo by Lan Kim)