Hiker on Maja Jezerce, standing at 2,694 metres (8,839 ft) above the Adriatic, the highest peak in the high Dinaric Alps, Albania, Europe

Hiker at the foot of the Tre Cime di Lavaredo (Three Peaks of Lavaredo), Three Peaks Nature Park, Dolomites, UNESCO, South Tyrol, Italy

Hikers jumping at foot of Tre Cime di Lavaredo (Three Peaks of Lavaredo), Three Peaks Nature Park, Dolomites, UNESCO, South Tyrol, Italy

Mountain landscape on Kilimanjaro, 5895 metres, UNESCO, highest mountain in Africa and one of the Seven Summits, Tanzania

Lagazuoi mountain ski slope, Dolomites, Italy

View from the summit of Pico del Veleta, with faults leading to Mulhacen, Sierra Nevada, Granada, Andalusia, Spain, Europe

Hikers crossing a torrent on a footbridge in Zingchen gorge, Hemis National Park, Ladakh region, state of Jammu and Kashmir, India, Asia

Trail runner on a mountain path, France

Aerial of Sassolongo or Langkofelschart e and the Canazei ski slopes, Dolomites, Italy

British Parachutists on 50th anniversary of Battle of Arnhem, Ginkel Heide, Netherlands.

Volcano Chimborazo, with 6310 meters the highest mountain in Ecuador, South America

Woman climbing a rock face, secured by ropes and harness, with another woman belaying from below, amidst a picturesque natural setting

Two female rock climbers scaling a challenging cliff face, enjoying a sunny day in nature

A man jumping on skis above Lake Tahoe in California.

Manaslu mountaineering expedition 2008, Nepal Himalayas: Basecamp of the Manaslu at 4900 meter altitude.

The sun reflects off the new United States South Pole Station, Antarctica.

People Walking Across A Rope Bridge

Men mountain biking on mountain track

Man mountain biking on mountain track