Puffins (© Nicram Sabod/Shutterstock)(Bing New Zealand)

Bacon Creek, Mount Baker-Snoqualmie National Forest, Washington (© Ethan Welty/Tandem Stills + Motion)(Bing New Zealand)

Scanning electron microscope (SEM) image of vaterite (© Science Photo Library)(Bing New Zealand)

Reflection on the lake at Bergpark Wilhelmshöhe in Kassel, Germany (© Chinch Gryniewicz/plainpicture)(Bing New Zealand)

Massive selenite crystals in the Cave of the Crystals in Naica, Mexico (© Carsten Peter/Getty Images)(Bing New Zealand)

Opening ceremony of the 1896 Olympic Games in Panathinaiko Stadium, Athens, Greece (© Eye Ubiquitous/UIG/Getty Images)(Bing New Zealand)

Spotted Lake, near Osoyoos, B.C., Canada (© Michael Wheatley/Getty Images)(Bing New Zealand)

Long-tailed glossy starlings (© FuYi Chen/500px)(Bing New Zealand)

Friendship Square in Dalian, China (© Rob Whitworth/Getty Images)(Bing New Zealand)

Coffee sprouts in Costa Rica (© Istvan Kadar Photography/Getty Images)(Bing New Zealand)

Cave on the Jordanian shore of the Dead Sea near Zara Spring (© George Steinmetz/Corbis)(Bing New Zealand)

Composite satellite image of the Ugab River in Namibia (© NASA)(Bing New Zealand)

Spring trees in a misty valley, Lively, Sudbury, Ontario, Canada (© Don Johnston/All Canada Photos/age fotostock)(Bing New Zealand)

Gare Saint-Lazare train station, Paris, France (© Hal Bergman/Getty Images)(Bing New Zealand)

A snorkeler in the Mediterranean Sea at Cabo de Gata-Níjar Natural Park in Spain (© David Santiago Garcia/Aurora Photos)(Bing New Zealand)

Waterfall and moss, Shenandoah National Park, Virginia (© Oliver Gerhard/imageBROKER/Alamy)(Bing New Zealand)

Swiftcurrent Lake in Glacier National Park, Montana (© Dean Fikar/Getty Images)(Bing New Zealand)

Tepees area, Petrified Forest National Park, Arizona (© Wilsilver77/Getty Images)(Bing New Zealand)

Western gull chick in Channel Islands National Park, California (© George H.H. Huey/Alamy)(Bing New Zealand)

Newfound Gap in the Great Smoky Mountains National Park between North Carolina and Tennessee (© Darrell Gulin/Exactostock-1598/SuperStock)(Bing New Zealand)

North Window Arch in Arches National Park, Utah (© Clarence Spencer)(Bing New Zealand)

Bloom of microscopic phytoplankton scattered across the surface of the Black Sea (© NASA/Corbis)(Bing New Zealand)

Hawai’i Volcanoes National Park (© Art Wolfe/Getty Images)(Bing New Zealand)

American bison on the Little Missouri River in Theodore Roosevelt National Park, North Dakota (© Tom & Pat Leeson/Science Photo Library)(Bing New Zealand)

Oasis town of Taghit, Algeria (© George Steinmetz/Corbis)(Bing New Zealand)

Sunlight reflecting on rice paddy terraces, Yuanyang County, China (© Eastphoto/age fotostock)(Bing New Zealand)

Common kestrel hunting for rodents (© Bertie Gregory/Corbis)(Bing New Zealand)

Prairie smoke blossoms (© Jim Brandenburg/Minden Pictures)(Bing New Zealand)

Oak tree canopy in Roudsea Wood, Cumbria, England (© Chris Mattison/Minden Pictures)(Bing New Zealand)

Cirrus clouds over Guadalupe Mountains National Park, Texas (© Viktor Posnov/Getty Images)(Bing New Zealand)