The monastery, Petra, Jordan

The Big Wall, Badalin, China

Delicate Arch, Arches National Park, Utah.

Bryce Canion, National Park, Utah.

Capitol Reef, National Park, Utah.

Arches National Park, Utah.

The Colorado river, Grand Canion National Park, Arizona.

Arches National Park, Utah.

Acoma ("Sky City"), New Mexico.

Temple of Heaven. Beijing (Peking), China.

Siena, Italy.

Samaria Gorge, Crete, Greece