Blue-green waters around the Bahamas as seen from the International Space Station

Red mangrove tree seedlings in Guanahacabibes National Park, Cuba

Heaven's Gate Cave in Tianmen Mountain National Park, China

Colle Santa Lucia in the Dolomites, Italy

Moai statues on Easter Island, Chile

Mountain hare in Derbyshire, England

Kangaroo mother and baby

King penguins in the Falkland Islands

Park City, Utah

White Sands National Park, New Mexico

Muniellos Nature Reserve in Asturias, Spain

Inscription Wall at the Martin Luther King Jr. Memorial in Washington, DC

Aura River in Turku, Finland

Domestic donkey feeding on cherry twigs

Giant kelp in the Channel Islands National Marine Sanctuary, California

Rumelihisarı on the Bosporus Strait at Istanbul, Türkiye

'Umschreibung,' a sculpture by artist Olafur Eliasson in Munich, Germany

Hummock ice on Lake Peipus in Estonia

Bison in Wind Cave National Park, South Dakota

Breckenridge, Colorado