Hummingbird feeding, Desert Botanical Garden, Phoenix, Arizona, USA, close-up

Flowering cactus in the Desert Botanical Garden, Phoenix, Arizona, USA, close-up

Creosote bush (Larrea tridenta), Desert Botanical Garden, Phoenix, Arizona, USA, close-up

Lizard sitting on a stone, Desert Botanical Garden, Phoenix, Arizona, USA, close-up

Newspaper Rock, Canyonlands Nationalpark, Utah, USA

Bryce Canyon National Park, Utah, USA

Close-up of calf of American Bison (Bison bison) in field, Grand Teton National Park, Wyoming, USA

Lake Powell, Monument Valley, Utah, USA, Aerial View

Lake Powell, Monument Valley, Utah, USA, Aerial View

Lake Powell, Monument Valley, Utah, USA, Aerial View

Close-up of flowers in bloom on cliff, Amalfi Coast, Campania, Italy

Close-up of cliffs, Devil's Garden, Utah, USA