The Needles, Black Hills, South Dakota (c)Bobby Model
Tiny Snails, Cuatro Cienegas, Mexico, 1995 (c)George Grali
Virtual Surgery, NASA Ames Research Center, California, 2001 (c)Cary Wolinsky
Thracian Tomb, Tarnovo, Bulgaria, 2006 (c)Kenneth Garrett
Durian Fruit, Borneo, Indonesia, 1997 (c)Tim Laman
Wells, Zakouma National Park, Chad, 2007 (c)Michael Nichols
Opium Smoke, Doi Sam Mun, Thailand, 1985 (c)Steve Raymer
