Rock formation in Moab, Grand Canyon, Utah

Blue Ice Cave, Antarctica, December 2011.

Oxtongue Rapids, Canada

Indonesia, Bali

A hanging valley in Rocky Mountain National Park, Estes Park, CO

Ball's Pyramid

Emerald Bay, CA

Hokitika Gorge, West Coast, New Zealand

Hunstanton Beach, UK

Bryce Canyon National Park, Utah.

Li River, Guilin, China

Torres del Paine, Chile

Golden field