Gespensterwald, Nienhagen, Mecklenburg-West Pomerania, Germany (© mauritius images GmbH/Alamy)

The Mont Blanc massif, near Chamonix, France (© Simon Schöpf/Getty Images)

Bodie State Historic Park, Mono County, California (© Julien McRoberts/Tetra Images, LLC/Alamy)

Madame Sherri Forest and the ruins of an old castle, New Hampshire (© yggdrasill/Shutterstock)

Palazzo Zuccari, Rome, Italy (© Photon-Photos/Getty Images)

Cypress trees in George L. Smith State Park, Georgia (© Chris Moore/TANDEM Stills + Motion)

Three-toed sloth in Costa Rica (© Harry Collins/Getty Images)

Temple of Hathor, Dendera Temple Complex, Qena, Egypt (© Nick Brundle Photography/Getty Images)

Autumn in Central Park, Manhattan, New York (© mapman/Shutterstock)

Frost-covered dunes on the surface of Mars (© NASA/JPL-Caltech/UArizona)