The 1,215-foot (370 m) high Kennecott Garfield Smelter Stack in the pre-dawn twilight near Tooele, Utah.
An immense monolith, at the top of which can be seen the Kissing Camels rock formation, at Colorado’s Garden of the Gods.
Utah’s Stansbury Mountains are reflected in a brine pond as seen from nearby Stansbury Island.
The Pikes Peak Highway snakes towards the summit of its namesake mountain in Colorado.