Wintertime with big snow in the Bavarian Alps, Garmish-Partenkirchen, Germany, Europe

Teenage backpacker crouching while resting while trekking in winter in Tatra Mountains, Malopolskie Province, Poland

A man rock climbing a desert sandstone tower called Psycho Babble Tower in the Big Gypsum Valley near, Naturita, Colorado.

A man preparing to descend a desert sandstone tower called Psycho Babble Tower in the Big Gypsum Valley near, Naturita, Colorado.

A man rock climbing a desert sandstone tower called Psycho Babble Tower in the Big Gypsum Valley near, Naturita, Colorado.

Crossing Big Pine Creek North Fork in John Muir Wilderness, Eastern Sierra Nevada, California.

A Filipino Tour Guide Holds A Lantern Inside Sumaging Cave Or Big Cave Near Sagada, Luzon, Philippines

A Filipino Tour Guide Holds A Lantern Inside Sumaging Cave Or Big Cave Near Sagada, Luzon, Philippines

Young Japanese woman enjoying a day out in London, taking a picture of Big Ben, United Kingdom