Seven Star grotto, Guilin, China--China Tourism Press/Getty Images © (Bing United Kingdom)

Damnoen Saduak, floating market, Thailand -- Jay Sturdevant/www.danitadelimont.com © (Bing United Kingdom)

Millau Viaduct, Tarn Valley, France -- SIME/eStock Photo © (Bing United Kingdom)

Pair of blue-footed boobies, Galapagos Islands, Ecuador -- MIKA STOCK/eStock Photo © (Bing United Kingdom)

Bastei Bridge, Saxon Switzerland National Park, Germany -- Panoramic Images/Getty Images © (Bing United Kingdom)

Freshwater Bay—Adam Burton/Photolibrary © (Bing United Kingdom)

Algeria -- Frans Lemmens/Getty Images © (Bing United Kingdom)

Papyrus boat on Lake Titicaca, Bolivia -- FB-Fischer/Photolibrary © (Bing United Kingdom)

Female and pup Australian sea lions, Southern Australia -- Jeff Foott/Getty Images © (Bing United Kingdom)

Solar-tree in the Ulmer residential area solar city, Ulm, Baden-Württemberg, German -- Walter Allgoewer/age fotostock © (Bing United Kingdom)

Aldabra Atoll, Seychelles -- Ralph Lee Hopkins/Getty Images © (Bing United Kingdom)

Conwy Castle & River Conwy, Wales, UK -- Steve Vidler/eStock Photo © (Bing United Kingdom)

Guggenheim museum, Manhattan, New York -- Pepeira Tom/Photolibrary © (Bing United Kingdom)

Tim Hurst/Getty © (Bing United Kingdom)

The Whirlpool Galaxy in Canes Venatici -- Tony Hallas/Corbis © (Bing United Kingdom)

Anup Shah/Photolibrary © (Bing United Kingdom)

Letterbox mounted in a Cotswold stone wall -- Tony Pleavin/Britian on View/Photolibrary © (Bing United Kingdom)

Rainbow Bridge and Tokyo Skyline, Japan -- Jose Fuste Raga/Corbis © (Bing United Kingdom)

Andrew Holt/White/Photolibrary © (Bing United Kingdom)

13th Century Grass Covered Sheds at Nupsstadur Farm, Southern Iceland -- Bill Bachmann/www.DanitaDelimont.com © (Bing United Kingdom)

Baby panda, Wolong Panda Center, China -- Frank Lukasseck/Corbis © (Bing United Kingdom)

Mt. Vesuvius, Italy -- Guido Alberto Rossi/TipsImages © (Bing United Kingdom)

Old Town Square, Prague, Czech Republic -- Jon Arnold Images/www.danitadelimont.com © (Bing United Kingdom)

Lupins And Mist Over The Eglinton River, Fiordland National Park, New Zealand – Tony Ernst © (Bing United Kingdom)

Radcliffe Camera, Oxford, England -- Peter Adams/Corbis © (Bing United Kingdom)

Description: Highland dancing competition, Scotland -- David Hughes/Photolibrary.com © (Bing United Kingdom)

Leather tanning in Morocco -- Frank Lukasseck/Corbis © (Bing United Kingdom)

Notting Hill Carnival, London -- Jon Arnold Images/DanitaDelimont.com © (Bing United Kingdom)

Aerial View of Langkawi Sky Bridge, Malaysia -- Chan Shu Kai/Corbis © (Bing United Kingdom)