Observatory Fabra and Barcelona seen from the hills of Tibidabo, Spain (© SIME/eStock Photo)(Bing Canada)

The Balancing Rock, Long Island Nova Scotia, Canada (© Thomas Kitchin & Victoria Hurst/All Canada Photos/Alamy)(Bing Canada)

Map of earth created by the Global Inventory Modeling and Mapping Studies (GIMMS) project at NASA’s Goddard Space Flight Center (© NASA)(Bing Canada)

Gorgonian coral, crinoid, and sponges, Komodo National Park, Indonesia (© Mammoth HD)(Bing Canada)

Kanarra Creek Falls in Utah (© Paul Didsayabutra/500px)(Bing Canada)

Omaha Beach monument Les Braves, on the beach at Saint-Laurent-sur-Mer, Normandy, France (© NaturePL/SuperStock)(Bing Canada)

Lightning storm off Cooke Point, Port Hedland, Australia (© Simon Phelps Photography/Getty Images)(Bing Canada)

Observatory on the summit of Brasstown Bald Mountain in Georgia (© Sean Pavone/Alamy)(Bing Canada)

Kayakers in Ashlu Creek near Squamish, British Columbia, Canada (© Phil Tifo/Tandem Stock)(Bing Canada)

Blue-footed booby during a courtship display in the Galápagos Islands, Ecuador (© Scott Davis/Tandem Stock)(Bing Canada)

Balls on a soccer field forming a giant flag of Brazil (© Volker Möhrke/Corbis)(Bing Canada)

Cigu Lagoon at Tainan, Taiwan (© Sunrise@dawn Photography/Getty Images)(Bing Canada)

Aerial view of highway interchange, North Rhine-Westphalia, Germany (© Markus Hanke/Gallery Stock)(Bing Canada)

African lion cub playing with adult male, Masai Mara National Reserve, Kenya (© Suzi Eszterhas/Minden Pictures)(Bing Canada)

Toledo, Spain (© Pedro Jarque Krebs/500px)(Bing Canada)

Detail of a porcelain mushroom (Oudemansiella mucida) in The Veluwe, Netherlands (© Jan Vermeer/Minden Pictures)(Bing Canada)

Nam Tok Thi Lo Su in Umphang Wildlife Sanctuary, Thailand (© Apisit Sriputtirut/Alamy)(Bing Canada)

The Palais des Congres in Montreal, Quebec, Canada (© 2/Uyen Le/Ocean/Corbis)(Bing Canada)

The Bodleian Library, Oxford, Oxfordshire, England, United Kingdom (© Charlie Harding/Corbis)(Bing Canada)

Solar flare (© NASA)(Bing Canada)

Cows in Thurgau, Switzerland (© plainpicture/Yabo)(Bing Canada)

Canada geese in Hill Lake, Pulaski County, Arkansas (© Barry Hamilton/Corbis)(Bing Canada)

Pasture in Mânăstirea Humorului, Bukovina, Romania (© Photononstop/SuperStock)(Bing Canada)

Guggenheim Museum Bilbao, Bilbao, Spain (© Juan Carlos Sancho Folgueiras/500px)(Bing Canada)

Hoodoos at Sunset in Dinosaur Provincial Park, Alberta (© Eryk Jaegermann/Design Pics/Corbis)(Bing Canada)

Pier at Old Orchard Beach, Maine (© Michael Orso/Tandem Stock)(Bing Canada)

Accumulation of rain water in the Sahara Desert, east of the Aïr Mountains, Niger (© Michael Fay/Aurora Photos)(Bing Canada)

The Sunnmøre Alps over Hjørundfjorden, Norway (© AirPano)(Bing Canada)