Inside the Kibble Palace at Glasgow Botanic Gardens, Scotland (© Allan Baxter/Gallery Stock)(Bing United States)
Cleaning the elephant specimens at the Natural History Museum of Los Angeles County, California (© Brian Doben/Gallery Stock)(Bing United States)
Navagio Beach at Zakynthos, Greece (© Maciej Tomków/Nimia)(Bing United States)
Close-up of the nose of space shuttle Atlantis on exhibit at Kennedy Space Center, Florida (© Matthew Kuhns/Tandem Stills + Motion)(Bing United States)
Henequen agave, Yucatán Peninsula, Mexico (© Brian Overcast/Alamy)(Bing United States)
The path to Morskie Oko, Tatra National Park, Poland (© Blake Parker/Tandem Still + Motion)(Bing United States)
Greyface moray eels in the Andaman Sea (© Reinhard Dirscherl/Aurora Photos)(Bing United States)
Guoliang Tunnel in the Taihang Mountains in Henan Province, China (© View Stock/Offset)(Bing United States)
A female wood duck and ducklings in Arapahoe County, Colorado (© Robert Harding/Alamy)(Bing United States)
A mountain goat in Glacier National Park, Montana (© Sumio Harada/Minden Pictures)(Bing United States)
Vernal Fall at Yosemite National Park, California (© Framepool)(Bing United States)
Sandhill cranes over barley fields near the Alaska Range, Delta Junction, Alaska (© Yva Momatiuk and John Eastcott/Minden Pictures)(Bing United States)
Cheetah mother and her week-old cub, Maasai Mara National Reserve, Kenya (© Suzi Eszterhas/Minden Pictures)(Bing United States)
Incense factory in Xinhui District, Jiangmen City, Guangdong Province, China (© Wallace Cheah/500px)(Bing United States)
Porthminster Beach and St. Ives, Cornwall, England (© Adam Burton/Minden Pictures)(Bing United States)
Uinta ground squirrels at Tower Fall Campground in Yellowstone National Park, Wyoming (© Shin Yoshino/Minden Pictures)(Bing United States)
Paläon Research and Experience Center, Schöningen, Germany (© WestEnd61/REX/Shutterstock)(Bing United States)
Cyclist in Trondheim, Norway (© Jonas Froland/plainpicture)(Bing United States)
US Air Force Thunderbirds at an airshow in Smyrna, Tennessee (© Jim Zuckerman/Alamy)(Bing United States)
Thunderstorms over Lake Powell, Arizona (© Babak Tafreshi/Getty Images)(Bing United States)
White-throated dipper at Tufa Dam, on the River Lathkill in Derbyshire, England (© Ben Hall/Minden Pictures)(Bing United States)
The Brooklyn Bridge, New York (© Inge Johnsson/age fotostock)(Bing United States)
The Pyramids of Meroë in Sudan (© Andrew McConnell/Alamy)(Bing United States)
Fern fiddleheads at Valley Falls Park in Vernon, Connecticut (© Holcy/Getty Images)(Bing United States)
Smoldering Mount Bromo in East Java, Indonesia (© Shutterstock)(Bing United States)
Puente de Matadero with mural by artist Daniel Canogar in Madrid, Spain (© Luis Davilla/age fotostock)(Bing United States)
Arlington National Cemetery in Virginia (© Hoberman/age fotostock)(Bing United States)
Temple Street Night Market in Yau Ma Tei, Hong Kong (© Peter Stewart/500px)(Bing United States)
Fog over Mount Tamalpais State Park, California (© Jonathan Mitchell/Nimia)(Bing United States)