Greater flamingos, Lüderitz, Namibia (© Karine Aigner/TANDEM Stills + Motion)

Aerial view of Everglades National Park, Florida (© Robert DelVecchio - OcuDrone/Getty Images)

Old City of Dubrovnik in Dalmatia, Croatia (© bluejayphoto/Getty Images)

Steller sea lions, Vancouver Island, British Columbia, Canada (© Steve Woods Photography/Getty Images)

Summit of Pine Mountain, Angeles National Forest, California (© Matthew Kuhns/TANDEM Stills + Motion)

Arromanches-les-Bains in Normandy, France (© Horia Merla/Getty Images)

Bottle-cap mural made by Oscar Olivares in Guatire, Venezuela (© FEDERICO PARRA/AFP via Getty Images)

The beach at Cala Luna, Sardinia, Italy (© guenterguni/Getty Images)

Bicycles on a bridge in Utrecht, Netherlands (© George Pachantouris/Getty Images)

Skipper butterfly on a coneflower, Rockefeller State Park Preserve, New York (© Marianne A. Campolongo/Alamy)