Salt flats in Badwater Basin, Death Valley National Park, California (© Jim Patterson/TANDEM Stills + Motion)

Islets of Es Vedrà and Es Vedranell, Ibiza, Spain (© L. Apolli/Getty Images)

Amur leopard cat, Russia (© Valeriy Maleev/naturepl.com)

Corfu at night, Greece (© whitewizzard/Getty Images)

Salar de Uyuni salt flats in Bolivia (© Abstract Aerial Art/Getty Images)

Ra Gusela peak at Giau Pass, near Cortina d’Ampezzo, Italy (© Tomasz Podolski/Getty Images)

Salt evaporation ponds on the island of Gozo, Malta (© Marius Roman/Getty Images)

Rosa Parks in stained glass window, Shorter Community African Methodist Episcopal Church, Denver (© Cyrus McCrimmon/The Denver Post via Getty Images)

Emerald Bay and Fannette Island, Lake Tahoe, California (© Bill Stevenson/Cavan Images)

Alpine marmots, Hohe Tauern National Park, Austria (© Raimund Linke/Getty Images)