Wild boar herd, Alam-Pedja Nature Reserve, Estonia (© Wild Wonders of Europe/Zacek/Minden Pictures)(Bing United States)
Cave of the Lakes near Kalavryta, Achaia, Peloponnese, Greece (© Hercules Milas/Alamy)(Bing United States)
Angel Falls, Venezuela (© AirPano Ltd)(Bing United States)
Mardi Gras beads in New Orleans, Louisiana (© David H. Lewis/Getty Images)(Bing United States)
Spillway, Monte da Rocha Dam, near Ourique, Portugal (© André Gonçalves/SuperStock)(Bing United States)
Secretary bird, Kruger National Park, South Africa (© Johannes Swanepoel/Alamy)(Bing United States)
Backcountry skier near Mt. Baker Ski Area, North Cascades National Park, Washington (© Jay Goodrich/Tandem Stock)(Bing United States)
Tea fields in Munnar, Kerala, India (© Vidhu S/500px)(Bing United States)
Toronto City Hall, Toronto, Ontario, Canada (© Michael Woloszynowicz/500px)(Bing United States)
Dall sheep, Yukon, Canada (© Donald M. Jones/Minden Pictures)(Bing United States)
Moeraki Boulders, New Zealand (© Uli Hamacher/Getty Images)(Bing United States)
Antarctic Sound at sunset, Antarctica (© Enrique R Aguirre Aves/Getty Images)(Bing United States)
Poulnabrone dolmen, Burren National Park, Ireland (© Danita Delimont/Getty Images)(Bing United States)
Coastline of Acadia National Park, Maine (© David Zimmerman/Masterfile)(Bing United States)
Sheep amid a king penguin colony in the Falkland Islands (© Frans Lanting/Corbis)(Bing United States)
Machu Picchu, Peru (© Image Source/Corbis)(Bing United States)
Bonsai Rock, Lake Tahoe, Nevada (© Josh Miller/Corbis)(Bing United States)
Bluebells in the Halle Forest near Halle, Belgium (© Raimund Linke/Ocean/Corbis)(Bing United States)
Mount Ruapehu’s crater lake, New Zealand (© xflo:w/500px)(Bing United States)
Dettifoss waterfall, Vatnajökull National Park, Iceland (© Matthew Eisman/Tandem Stock)(Bing United States)
Global map of winds (© NASA)(Bing United States)
Auditorium Parco Della Musica, Rome, Italy (© Alastair Philip Wiper/Corbis)(Bing United States)
Galápagos sea lion swims through a school of black-striped salema fish off Santa Cruz Island, Galápagos Islands, Ecuador (© David Fleetham/Visuals Unlimited, Inc.)(Bing United States)
Cancún, Mexico (© AirPano Ltd)(Bing United States)
Cycle rickshaws and view of Taj Mahal in Agra, India (© Dinesh Khanna/Axiom)(Bing United States)
Bridge over marshland near the Khongoryn Els sand dunes in the Gobi Desert, Mongolia (© Franck Guiziou/Hemis/Corbis)(Bing United States)
Male hooded merganser in Beaufort, South Carolina (© Eric Horan/age fotostock)(Bing United States)
Blue Lagoon, Comino, Malta (© Jason Hawkes)(Bing United States)
