Cecil Brewer Staircase, the Heal’s Building, London, England (© Yiran An/Getty Images)

Blooming wild garlic, Hainich National Park, Germany (© Frank Sommariva/Getty Images)

Lenticular clouds, Patagonia (© Sasha Juliard/Shutterstock)

Lake Powell on the Colorado River (© Peter Schaefer/Alamy)

Colorful pastel chalk (© Stephen Shepherd/plainpicture)

Crocus flowers (© Raimund Linke/Getty Images)

Barn owl, England (© Ondrej Prosicky/Getty Images)

Gamboa Crater, Mars (© NASA/JPL-Caltech/University of Arizona)

Ballyvooney Cove, Copper Coast Geopark, County Waterford, Ireland (© Andrea Pistolesi/Getty Images)

Giant panda at Chengdu Panda Base, China (© Jim Zuckerman/Jaynes Gallery/DanitaDelimont)