Himalayan yak herder's hutBetween Dingboche and Lobuje Villages; Khumbu Valley, Nepal© Alison Gardner-Shelby
Beaver PondColorado Rockies© Ron Birrell
Sunset Over Himalayan PeakKhumba Valley, Nepal© Alison Gardner-Shelby
Yaks in glacier runoff, Everest Base Camp. Elevation 17,300'Everest Base Camp, Nepal© Alison Gardner-Shelby
Mount Everest on a Clear DayHimalaya, Nepal© Alison Gardner-Shelby
Stone houses in Thame Village, 12,464'Khumbu Valley, Nepal© Alison Gardner-Shelby
Aberglaslyn PassNorth Wales, United Kingdom© Irma Hale
Peterson CreekAlaska© John Wasserman
Rock Climbing in ArcoLago di Garda, Italy© Herman Desmet
Chilean AndesChile© Robb Waterman