Red fox in Denali National Park and Preserve, Alaska (© Michael DeYoung/Design Pics/Getty Images)(Bing United States)

Red fox in Denali National Park and Preserve, Alaska (© Michael DeYoung/Design Pics/Getty Images)(Bing United States)

Skateboarding at Venice Beach, California (© mgs/Moment/Getty Images)(Bing United States)

Skateboarding at Venice Beach, California (© mgs/Moment/Getty Images)(Bing United States)

Playa Roja in Paracas National Reserve, Peru (© Istvan Kadar Photography/Getty Images)(Bing United States)

Playa Roja in Paracas National Reserve, Peru (© Istvan Kadar Photography/Getty Images)(Bing United States)

Aeonium leaf detail (© Tim Gainey/Alamy)(Bing United States)

Aeonium leaf detail (© Tim Gainey/Alamy)(Bing United States)

West Caucasian tur father and kid (© John Knight/Getty Images)(Bing United States)

West Caucasian tur father and kid (© John Knight/Getty Images)(Bing United States)

Þúfa hill in Reykjavik, Iceland (© Associated Press)(Bing United States)

Þúfa hill in Reykjavik, Iceland (© Associated Press)(Bing United States)

Dragonfly in a heath forest of East Flanders, Belgium (© Marcel Derweduwen/Shutterstock)(Bing United States)

Dragonfly in a heath forest of East Flanders, Belgium (© Marcel Derweduwen/Shutterstock)(Bing United States)

Tour of America's Dairyland racers near Fond du Lac, Wisconsin (© Jeffrey Phelps/Aurora Photos)(Bing United States)

Tour of America's Dairyland racers near Fond du Lac, Wisconsin (© Jeffrey Phelps/Aurora Photos)(Bing United States)

A fire department ladder truck in Fresno, California (© Universal Images Group/Getty Images)(Bing United States)

A fire department ladder truck in Fresno, California (© Universal Images Group/Getty Images)(Bing United States)

Oscar Niemeyer International Cultural Centre in Avilés, Spain (© Paula Sierra/Getty Images)(Bing United States)

Oscar Niemeyer International Cultural Centre in Avilés, Spain (© Paula Sierra/Getty Images)(Bing United States)

Sunset at Dinosaur Provincial Park, Alberta, Canada (© Chris Greenwood/500px)(Bing United States)

Sunset at Dinosaur Provincial Park, Alberta, Canada (© Chris Greenwood/500px)(Bing United States)

Pink skunk clownfish and magnificent sea anemone in the Great Barrier Reef, Australia (© Norbert Wu/Minden Pictures)(Bing United States)

Pink skunk clownfish and magnificent sea anemone in the Great Barrier Reef, Australia (© Norbert Wu/Minden Pictures)(Bing United States)

The Library of Celsus at Ephesus, near Selçuk, Turkey (© Stefano Politi Markovina/Alamy)(Bing United States)

The Library of Celsus at Ephesus, near Selçuk, Turkey (© Stefano Politi Markovina/Alamy)(Bing United States)

Mountaineers on the Balmhorn in the Bernese Alps of Switzerland (© Alun Richardson/plainpicture)(Bing United States)

Mountaineers on the Balmhorn in the Bernese Alps of Switzerland (© Alun Richardson/plainpicture)(Bing United States)

Satellite-based graphic showing ocean currents off the Americas (© Karsten Schneider/Science Photo Library)(Bing United States)

Satellite-based graphic showing ocean currents off the Americas (© Karsten Schneider/Science Photo Library)(Bing United States)

A gerenuk (© Eric Lowenbach/Getty Images)(Bing United States)

A gerenuk (© Eric Lowenbach/Getty Images)(Bing United States)

Memorial at the Juno Beach Centre in Courseulles-sur-Mer, France (© David Jones/Alamy)(Bing United States)

Memorial at the Juno Beach Centre in Courseulles-sur-Mer, France (© David Jones/Alamy)(Bing United States)

Mooserboden Reservoir and Mooser Dam near Kaprun, Austria (© Shutterstock)(Bing United States)

Mooserboden Reservoir and Mooser Dam near Kaprun, Austria (© Shutterstock)(Bing United States)

Mooserboden Reservoir and Mooser Dam near Kaprun, Austria (© Shutterstock)(Bing United States)

Mooserboden Reservoir and Mooser Dam near Kaprun, Austria (© Shutterstock)(Bing United States)

Bluestriped fangblenny in the Indian Ocean (© Tobias Friedrich/SuperStock)(Bing United States)

Bluestriped fangblenny in the Indian Ocean (© Tobias Friedrich/SuperStock)(Bing United States)

Bluebonnet wildflowers near Llano, Texas (© dszc/E+/Getty Images)(Bing United States)

Bluebonnet wildflowers near Llano, Texas (© dszc/E+/Getty Images)(Bing United States)

Ponte Sant'Angelo and St. Peter's Basilica in Rome, Italy (© robertharding/Masterfile)(Bing United States)

Ponte Sant'Angelo and St. Peter's Basilica in Rome, Italy (© robertharding/Masterfile)(Bing United States)

Greater flamingos in Walvis Bay, Namibia (© Yva Momatiuk and John Eastcott/Minden Pictures)(Bing United States)

Greater flamingos in Walvis Bay, Namibia (© Yva Momatiuk and John Eastcott/Minden Pictures)(Bing United States)