An ancient lava flow reaches towards distant mountains at the Valley of Fires in the Carrizozo Malpais, New Mexico.
The sun sets on low peaks of the Rocky Mountains near Boulder, Colorado.
A forest fire smolders in the mountains near Taos, New Mexico.
The last light of day sets the sky afire in the Ouachita Mountains near Mena, Arkansas.
Haze obscures the mountainous landscape along the Chilkat River near Haines, Alaska.
The forested and mountainous landscape of Colorado’s Rocky Mountain National Park.
Mount Rainier looms over the Seattle cityscape.