10-16Aerial view of the Temple of Hatshepsut near Luxor, Egypt - Ratnakorn Piyasirisorost/Moment/Getty Images)
10-14Saguaro 'family' and Milky Way, Saguaro National Park, Arizona - Christian Foto Az/Shutterstock)
10-13An ichthyosaur fossil of the Jurassic period, Dinosaurland Fossil Museum, Lyme Regis, Dorset, England - Christopher Jones/Alamy)
10-11The Clan House at Totem Bight State Historical Park near Ketchikan, Alaska - Ron Niebrugge/Alamy)
10-09Sandhill cranes and mallard ducks, Bosque del Apache National Wildlife Refuge, New Mexico - Cathy & Gordon Illg/Jaynes Gallery/DanitaDelimont.com)
10-07Huay Mae Khamin Waterfall in Khuean Srinagarindra National Park, Thailand - Casper1774Studio/Getty Images)