1225-551 - A mountaineer packs his bag in preparation to climb Ama Dablam, the 6856m peak in the distance, Khumbu Region, Himalayas, Nepal, Asia

1225-549 - A mountaineer at Ama Dablam Base Camp, Khumbu Region, Nepal, Asia

1225-544 - A team of four climbers return to base camp after climbing Ama Dablam in the Nepal Himalayas, Khumbu Region, Nepal, Asia

1225-547 - A team of four climbers return to base camp after climbing Ama Dablam in the Nepal Himalayas, Khumbu Region, Nepal, Asia

1225-553 - A mountaineer packs his bag in preparation to climb Ama Dablam, the 6856m peak in the distance, Khumbu Region, Himalayas, Nepal, Asia

1225-545 - A team of four climbers return to base camp after climbing Ama Dablam in the Nepal Himalayas, Khumbu Region, Nepal, Asia

1225-542 - A team of four climbers return to base camp after climbing Ama Dablam in the Nepal Himalayas, Khumbu Region, Nepal, Asia

1225-538 - A mountaineer at Ama Dablam Base Camp, Khumbu Region, Himalayas, Nepal, Asia

1225-533 - A team of four climbers make their way to Ama Dablam Base Camp, the 6856m peak seen in the distance, Khumbu Region, Himalayas, Nepal, Asia

1225-532 - A team of four climbers make their way to Ama Dablam Base Camp, the 6856m peak seen in the distance, Khumbu Region, Himalayas, Nepal, Asia

1225-541 - A team of four climbers return to base camp after climbing Ama Dablam in the Nepal Himalayas, Khumbu Region, Nepal, Asia

1225-536 - A team of four climbers make their way to Ama Dablam Base Camp, the 6856m peak seen in the distance, Khumbu Region, Himalayas, Nepal, Asia

1225-539 - A team of four climbers return to base camp after climbing Ama Dablam in the Nepal Himalayas, Khumbu Region, Nepal, Asia

1225-537 - A team of four climbers make their way to Ama Dablam Base Camp, the 6856m peak seen in the distance, Khumbu Region, Himalayas, Nepal, Asia

1225-540 - A team of four climbers make their way to Ama Dablam Base Camp, the 6856m peak seen in the distance, Khumbu Region, Himalayas, Nepal, Asia

1113-101680 - Woman climbing the via ferrata at Piz Trovat with view to Piz Palue (3905 m) and Pers glacier, Engadin, Grisons, Switzerland

1113-101679 - Woman on a suspension bridge climbing the via ferrata at Piz Trovat with view to Piz Palue (3905 m), Bellavista (3922 m) and Per

1113-101677 - Woman climbing the via ferrata at Piz Trovat with view to Piz Palue (3905 m), Bellavista (3922 m), Piz Bernina (4049 m), and Per

1113-101683 - Woman climbing the via ferrata La Resgia, Engadin, Grisons, Switzerland

1113-101681 - Woman at the summit of Piz Trovat (3146 m) with view to the Bernina-Alps with Bellavista (3922 m), Piz Bernina (4049 m), Piz Mor

1113-101682 - Woman climbing the via ferrata La Resgia, Engadin, Grisons, Switzerland

832-378667 - Hikers ascending to the Sattelspitz in the Texel group through Zieltal, Meran and surroundings Meraner Land, Province of South Tyrol, region of Trentino-Alto Adige, Italy, Europe

832-378668 - Mountaineer ascending to Cima d'Auta on the Via Ferrata Paolin Piccolin at Colmean, Falcade, Via Ferrata in Biois, Dolomites, Province of Belluno, Italy, Europe

832-378666 - Climber descending from the summit ridge of the Finailspitze peak at Val Senales glacier, snow, Val Senales, Meraner Land, Oetztal Alps, Province of South Tyrol, region of Trentino-Alto Adige, Italy, Europe

1225-43 - A climber makes her way down an ice wall in preparation for climbing Everest, Himalayas, Nepal, Asia

1225-42 - A climber makes his way across a crevasse using a temporary ladder, Khumbu region, Himalayas, Nepal, Asia

832-378659 - Climber, descent from the Southern Fanesspitze on the Via ferrata Tomaselli, behind the Tofana di Rozes, Tofana di Mezzo and Tofana di Dentro, Dolomites, Alps, Province of Belluno, Italy, Europe

832-378660 - Mountaineer, ascent to the Punta Serauta on the Via Ferrata Eterna, behind the Marmolada, Dolomites, Alps, Veneto, Italy, Europe

832-378658 - Mountaineer ascending to Cima d'Auta on the Via Ferrata Paolin Piccolin at Colmean, Falcade, Via Ferrata in Biois, Dolomites, Province of Belluno, Italy, Europe

832-378623 - Mountaineer descending from southern Fanes peak, Via Ferrata Veronesi, Sella behind, Dolomites, South Tyrol, Alps, Italy, Europe

832-378624 - Mountaineer, Via Ferrata Tomaselli, southern Fanes peak, Tofana di Rozes, Tofana di Mezzo and Pelmo behind, Dolomites, Belluno, Alps, Italy, Europe

1109-2243 - Climbers near the summit of Cotopaxi Volcano 5897m glacier covered summit, Cotopaxi National Park, Cotopaxi Province, Ecuador, South America

1109-2245 - Climber on the 5897m summit of Cotopaxi Volcano, Cotopaxi Province, Ecuador, South America

832-378601 - Ski tourers ascending the Cima Bocche at Passo Valles, behind the Colbricon, Parco Naturale Paneveggio, Pale di San Marino, Dolomites, Trentino, Italy, Europe

857-91523 - An ambulance paramedic is walking to a rescue helicopter to help an injured mountaineer that was flown down from a mountain after an accident.

857-91828 - Manaslu mountaineering expedition 2008, Nepal Himalayas: Mountaineers during their ascent of Manaslu.

857-91690 - A team of mountaineers is resting in their camp with tents on the lower Kahiltna glacier on their way to Mount McKinley in Alaska.

857-91535 - Mountain Rescue Personnel is helping an injured mountaineer in the Swiss Alps. A paramedic is covering the patient to protect it from blown up snow caused by the helicopter.

857-91531 - An emergency doctor, patient and paramedic are hanging outside a helicopter during a rescue mission for an injured ski mountaineer.

857-91827 - Manaslu mountaineering expedition 2008, Nepal Himalayas: Mountaineers during their ascent of Manaslu.

857-91694 - Two mountaineers are crossing a glacier on Mt. McKinley, Alaska. Mount Hunter is in the background.

857-91834 - Manaslu mountaineering expedition 2008, Nepal Himalayas: Two mountaineers in their sleeping bags in camp one at 6100 meter altit

857-91825 - Manaslu mountaineering expedition 2008, Nepal Himalayas: Mountaineers are using solar panels to charge elcetronic equipment.

832-378430 - Climber climbing on a rock wall, alpine climb, Alps, below the summit, Petite Forch, Canton of Valais, Switzerland, Europe

832-378512 - Ascent to the Store Austansbottstindane 2.202m, Sogn og Fjordane, Norway, Europe

832-378526 - Mountaineer during the ascent of Mt Grawand , Ortler Alps at the back, Val Senales below with the Vernagt Reservoir, Meraner Land area, Merano, Meran region, South Tyrol, Italy, Europe

832-378527 - Ski mountaineers during the ascent of Mt Seekofel in the Fanes-Sennes-Prags Nature Park of the Dolomites, Mt Neuner at the back, Mt Seneser Karspitze on the right, St. Vigil, Puster Valley, South Tyrol, Italy, Europe

1179-709 - Hiker admires the rocky peaks Furcella De Furcia, Odle, Funes Valley, South Tyrol, Dolomites, Trentino-Alto Adige, Italy, Europe

1179-710 - Hikers admire the rocky peaks Furcella De Furci, Odle, Funes Valley, South Tyrol, Dolomites, Trentino-Alto Adige, Italy, Europe

792-790 - Mountaineers and climbers, Aiguille du Midi, Mont Blanc Massif, Chamonix, French Alps, Haute Savoie, France, Europe

792-797 - Mountaineers and climbers, Mont Blanc Massif, Aiguille du Midi, Chamonix, Haute Savoie, French Alps, France, Europe

792-793 - Mountaineers and climbers hiking on a snowy ridge, Aiguille du Midi, Mont Blanc Massif, Chamonix, Haute Savoie, French Alps, France, Europe

792-791 - Mountaineers and climbers, Aiguille du Midi, Mont Blanc Massif, Chamonix, French Alps, Haute Savoie, France, Europe

792-792 - Mountaineers and climbers, Aiguille du Midi, Mont Blanc Massif, Chamonix, Haute Savoie, French Alps, France, Europe

792-796 - Mountaineers, climbers high up in the clouds, Aiguille du Midi, Mont Blanc Massif, Chamonix, Haute Savoie, French Alps, France, Europe

857-90853 - A mountaineer rappels down Cerro Torre's south east ridge in the early morning, after an ascent of the peak in Argentine Patagonia. Cerro Torre is one of the most difficult and iconic peaks in the Southern Andes, and is a highly sought after summit by the worlds top alpinists, Argentina

857-90580 - Mountaineers navigating through the Hillary Step on Mount Everest. The Hillary Step is a nearly vertical part (height around 40 ft) of upper Mount Everest. It lies almost at the top of the mountain, halfway from the "south summit" to the summit top, and is the last real challenge before the summit. It is reached by climbing the South East route. It was named after Sir Edmund Hillary, who was the first person, along with Tenzing Norgay, who passed it to reach the summit, Nepal

857-90849 - A mountaineer climbs Cerro Torre's northwest face, with the southern Continental Icecap in the background, in Argentine Patagonia. Cerro Torre is one of the most difficult and iconic peaks in the Southern Andes, and is a highly sought after summit by the worlds top alpinists, Argentina

857-88781 - A male mountaineer is standing on the summit of the Barrhorn, a mountain peak of 3610 meter in the Swiss Alps. It is one of the highest summits in Europe to be accessible to experienced hikers. The region of Wallis is home to over 40 mountain peaks higher than 4000 meter. The highest one that is completely situated within the Swiss borders is the Dom, which is visible in the background. The Mattertal runs from Visp all the way to Zermatt and is a paradise for all outdoor enthusiasts, like hikers, climbers, alpinists, walkers, mountain bikers and nature lovers.

911-10702 - A walker on the summit of Red Screes at sunset in the Lake District, UK, taken on Wednesday 4th February 2015

911-10701 - A walker on the summit of Red Screes at sunset in the Lake District, UK, taken on Wednesday 4th February 2015

911-10112 - Mont Blanc from the Aiguille Du Midi above Chamonix, France, with climbers on the Cosmiques Arete.

911-10115 - Mont Blanc from the Aiguille Du Midi above Chamonix, France, with climbers on the Cosmiques Arete, climbing the ladder to access the cable car station.

911-10121 - Climbers on the arete leading up from the Vallee Blanche to the Aiguille Du Midi above Chamonix, France.

911-10123 - Climbers on the arete leading up from the Vallee Blanche to the Aiguille Du Midi above Chamonix, France.

911-10122 - Climbers on the arete leading up from the Vallee Blanche to the Aiguille Du Midi above Chamonix, France.

911-10117 - Climbers on a pinnalce on the Aiguille du Midi above Chamonix, France.

911-10120 - Climbers on a pinnalce on the Aiguille du Midi above Chamonix, France.

911-10114 - Mont Blanc from the Aiguille Du Midi above Chamonix, France, with climbers on the Cosmiques Arete, climbing the ladder to access the cable car station.

911-10113 - Mont Blanc from the Aiguille Du Midi above Chamonix, France, with climbers on the Cosmiques Arete.

857-86406 - Mountaineers climbing up the Khumbu Icefall on the route up Everest, Everest Base Camp, Khumbu, Nepal

857-86404 - Mountaineers climbing up the Khumbu Icefall on the route up Everest, Everest Base Camp, Khumbu, Nepal

857-86399 - Mountaineers climbing up the Khumbu Icefall on the route up Everest, Everest Base Camp, Khumbu, Nepal

857-86400 - Mountaineers climbing up the Khumbu Icefall on the route up Everest, Everest Base Camp, Khumbu, Nepal

857-86402 - Mountaineers climbing up the Khumbu Icefall on the route up Everest, Everest Base Camp, Khumbu, Nepal

857-86405 - Mountaineers climbing up the Khumbu Icefall on the route up Everest, Everest Base Camp, Khumbu, Nepal

802-285 - A climber ascending Mentok I, 6200m, high above Tso Mori lake, Ladakh, Himalayas, India, Asia

832-369426 - Hiker crossing a wooden bridge above a mountain brook, National Park Hohe Tauern, Tyrol, Austria

832-369425 - Hiking woman, National Park Hohe Tauern, Tyrol, Austria

832-371093 - Mountaineer descending from Hochfeiler mountain, Pfitschertal valley, Pfitschertal valley and Wipptal valley at the back, province of Bolzano-Bozen, Italy, Europe

832-378321 - Ski touring in the ascent to the Seekofel in the Fanes-Senes-Prague in the Dolomites, in the back right the Seekofel, left the Kleiner Seekofel, St. Vigil, Fanes-Sennes-Prags Nature Park, Puster Valley, Province of South Tyrol, Italy, Europe

832-378314 - Ski touring in the ascent to the Kalfanwand in Val Martello, Stelvio National Park, Province of South Tyrol, Italy, Europe

832-371104 - Mountaineers climbing on Zufallferner Glacier, during a crevasse rescue, South Tyrol, Italy

832-378319 - Climbers descending from Peitlerkofel in the Puez-Geisler Nature Park, here at the Gampenwiesen meadows, behind the Kreuzjoch, Dolomites, Province of South Tyrol, Italy, Europe

832-378316 - Climber on the summit of Colac on the Via Ferrata dei Finanzieri in Val di Fassa, Dolomites, behind the Rose Garden Group and the Latemar, Trentino Province, Italy, Europe

832-371097 - Mountain climber ascending Monte Piano climbing route, Alta Pusteria, in front of the Val di Landro Valley, Dolomites, Alto Adige, Italy, Europe

832-371099 - Mountain climber on the Herrensteig climbing route, Kofelwiesen alpine meadows, looking into the valley of Valle di Funes, Alto Adige, Italy, Europe

832-371096 - Mountain climber ascending Hochfeiler Mountain, Pfitschertal Valley, in front of the Dolomites, Alto Adige, Italy, Europe

832-369805 - Two mountaineers on the summit of Mt Torrenthorn, Leukerbad, Valais, Switzerland, Europe

832-376383 - Woman near a crevasse on Allalinhorn Valais Switzerland

832-371094 - Mountaineers climbing Vertainspitze mountain, Ortler Alps, province of Bolzano-Bozen, Italy, Europe

832-373453 - Mountaineer, sunrise above the Inn Valley, Ehrwald, Tyrol, Austria

832-373433 - Mountaineer on a summit with fog, Ammergebirge, Ammer Mountains, Garmisch, Bavaria, Germany, Europe

832-375473 - At the DuerrnbachhornWinklmoosalm near Reit im Winkl Chiemgau Upper Bavaria Germany

832-371091 - Mountaineers standing on Gaisjochspitze mountain, Gitschberg mountain, Pfunderer Berge mountains at the back, province of Bolzano-Bozen, Italy, Europe

832-371113 - Mountaineer at Großer Schwarzsee Lake, Mt Schwarzwandscharte at back, South Tyrol, Trentino-Alto Adige, Italy

832-371095 - Mountain climber passing through Pfitschertal Valley while ascending Hochfeiler Mountain, Alto Adige, Italy, Europe

718-2030 - Mountaineers on glacier, Fox Glacier, South Island, New Zealand, Pacific

832-346384 - Barre des Ecrins 4.102 m, Glacier Blanc, Provence-Alpes-Cote de Azur, Hautes-Alpes, France

832-357075 - Trekking group, Solukhumbu, Khumbu, Mount Everest Region, Nepal