Island Archway, Loch Ard Gorge, Port Campbell National Park, Victoria, Australia (© Yury Prokopenko/Flickr/Getty Images) © (Bing United States)

Barn swallows on wires, Overberg, Western Cape, South Africa (© Robert Harding/plainpicture) © (Bing United States)

Boats moored at Penzance Harbour, Cornwall, England (© Clipcanvas) © (Bing United States)

Balloons floating over the U.S. Capitol dome, Washington, D.C. (© Joseph Sohm; Visions of America/Corbis) © (Bing United States)

Composite image of raccoon butterflyfish underwater, Maui, Hawaii (© Pacific Stock-Design Pics/Superstock) © (Bing United States)

Lichtenstein Castle near Honau in Baden-Württemberg, Germany (© Jochen Schlenker/Masterfile) © (Bing United States)

Dusky leaf monkey, Khao Sam Roi Yot National Park, Thailand (© Thomas Marent/Visuals Unlimited/Corbis) © (Bing United States)

Subdivision outside of Toronto, Ontario, Canada (© The Toronto Star/ ZUMA Press / Axiom) © (Bing United States)

The Dog Tag Memorial Garden in Boston, Massachusetts (© Mario Kuhnke/age fotostock) © (Bing United States)

View of Salzburg, Austria (© Jon Arnold Images/Danita Delimont) © (Bing United States)

Total solar eclipse (© Miloslav Druckmuller/SF/SuperStock) © (Bing United States)

Composite of a juvenile thorn bug on the right, and female and male thorn bugs head-to-head on a sweet acacia branch (© Christina L. Evans-Rainbow/Corbis) © (Bing United States)

Sunset over Kīlauea volcano on the Big Island, Hawaii (© Clipcanvas) © (Bing United States)

Humpback whales in Lynn Canal, Alaska (© Bernd Römmelt/4Corners) © (Bing United States)

Escalator through the “Tunnel of Light” installation at the Nydalen Metro Station in Oslo, Norway (© Bard Johannessen/Getty Images) © (Bing United States)

Camels braying at the Pushkar Camel Festival, Pushkar, Rajasthan, India (© John Lund/Stephanie Roeser/Getty Images) © (Bing United States)

Lightning strike, Cape Canaveral, Florida (© Geo Rittenmyer/Corbis) © (Bing United States)

Zebra herd in NamibRand Nature Reserve, Namibia (© George Steinmetz/Corbis) © (Bing United States)

Terminal building roof, Denver International Airport, Denver, Colorado (© Bob Thomason/Getty Images) © (Bing United States)

A lamb gives a turkey a kiss on a farm in Lindsborg, Kansas (© Joel Sartore/National Geographic/Aurora Photos) © (Bing United States)

Perito Moreno Glacier in Los Glaciares National Park, Patagonia, Argentina (© Escudero Patrick/Aurora Photos) © (Bing United States)

Mountain tarns ringed with pencil pines in Cradle Mountain-Lake St. Clair National Park, Tasmania, Australia (© Paul Sinclair/Alamy) © (Bing United States)

Fish traps in Kosi Bay, South Africa (© Michael Fay/Aurora Photos) © (Bing United States)

Aerial view, New Caledonia Barrier Reef, near Nouméa, New Caledonia (© Blaine Harrington III/Corbis) © (Bing United States)

Lemur on a bamboo tree, Madagascar (© Olivier Leger/Getty Images) © (Bing United States)

Lanterns released into the sky during a festival, Chiang Mai province, Thailand (© Daniel Osterkamp/Getty Images) © (Bing United States)

Moss-covered tree roots in Gorbea Natural Park, Basque Country, Spain (© Rosa Isabel Vazquez/plainpicture) © (Bing United States)

Stewart Monument, Calton Hill, Edinburgh, Scotland (© Doug Pearson/Aurora Photos) © (Bing United States)