Tim Fitzharris / Teton Range at sunrise, Schwabacher Landing, Grand Teton National Park, Wyoming

Yva Momatiuk & John Eastcott / Colorful hoodoos, sandstone spires in alpenglow, Bryce Canyon National Park, Utah

Tim Fitzharris / Sunset lighting up mountains under a full moon in Valley of Fire State Park, Mojave Desert, Nevada

Tim Fitzharris / Dream Lake, Rocky Mountain National Park, Colorado

Tim Fitzharris / Geissler Mountain reflected in Linkins Lake, Colorado

Tim Fitzharris / Teton Range reflected in water, Grand Teton National Park, Wyoming

Sumio Harada / Mount Wilbur with alpenglow, Glacier National Park, Montana