Hikers below Aoraki (Mount Cook), 3755m, the highest peak in New Zealand, Te Wahipounamu UNESCO World Heritage Site, Aoraki (Mount Cook) National Park, Southern Alps, Mackenzie Country, South Island, New Zealand, Pacific

Sunset on the West Face of Aoraki (Mount Cook), 3755m, the highest peak in New Zealand, Te Wahipounamu UNESCO World Heritage Site, Aoraki (Mount Cook) National Park, Southern Alps, Mackenzie Country, South Island, New Zealand, Pacific

Gran Paradiso, 4061m, highest peak entirely in Italy, Gran Paradiso National Park, Aosta Valley, Italian Alps, Italy, Europe

Sunset at White Rocks (Piedras Blancas) campsite at 6200m, Aconcagua 6962m, highest peak in South America, Aconcagua Provincial Park, Andes mountains, Argentina, South America

Hiker under the Argentinian flag looking up at the summit of Aconcagua 6962m, highest peak in South America, Aconcagua Provincial Park, Andes mountains, Argentina, South America

Hikers on Dome Ridge near the summit of 2797m Mount Ruapehu, highest and most active of the volcanoes in the National Park, Tongariro National Park, UNESCO World Heritage Site, central plateau, North Island, New Zealand, Pacific

Sunset at Mount Everest (Mount Sagarmatha), Zhumulangma Peak, the world's highest mountain, 8,848 metres above sea level, Tibet, China, Asia

Hut at camp Berlin at 6000m, Aconcagua 6962m, highest peak in South America, Aconcagua Provincial Park, Andes mountains, Argentina, South America

Mount Robson, highest peak in Canadian Rockies, 3964m, seen from Canadian transcontinental express between Jasper and Vancouver, British Columbia, Canada, North America

Mount Cook, highest mountain in Australasia, Mount Cook National Park, UNESCO World Heritage Site, Canterbury, South Island, New Zealand, Pacific

Summit crater, Volcan Cotopaxi, 5897m, the highest active volcano in the world, Ecuador, South America

St. Hilarion castle perched upon one of the highest peaks of the Kyrenia chain, North Cyprus, Cyprus, Europe

Zugspitze peak 2963m, highest mountain in Germany, Bavaria, Germany, Europe

Full moon at sunrise and shadow of Aconcagua 6962m, highest peak in South America, Aconcagua Provincial Park, Andes mountains, Argentina, South America

French Polynesia, Gastronomic Cruise On M/S Paul Gauguin, Aerial Of Bora Bora, Highest Mountain At Fore, Ship In The Lagoon

Sunrise seen from the summit of Gunung Agung (3142m), the highest volcano on the island of Bali, Indonesia.

Foscheck fire retardent dropped on a wild fire near Hawkins Peak above coleville in California, USA. Following an unprecedented four year long drought, wild fires are much more common. Most of California is in exceptional drought, the highest level of drought classification. 428,000 acres of agricultural land have been taken out of production due to lack of water, thousands of agricultural workers have lost their jobs and one third of all children in California go to bed hungry.

Foscheck fire retardent dropped on a wild fire near Hawkins Peak above coleville in California, USA. Following an unprecedented four year long drought, wild fires are much more common. Most of California is in exceptional drought, the highest level of drought classification. 428,000 acres of agricultural land have been taken out of production due to lack of water, thousands of agricultural workers have lost their jobs and one third of all children in California go to bed hungry.

A wild fire near Hawkins Peak above coleville in California, USA. Following an unprecedented four year long drought, wild fires are much more common. Most of California is in exceptional drought, the highest level of drought classification. 428,000 acres of agricultural land have been taken out of production due to lack of water, thousands of agricultural workers have lost their jobs and one third of all children in California go to bed hungry.

French Polynesia, Iles Sous-Le-Vent, Bora-Bora Island, Aerial View Of The Island And Lagoon, Mount Otemanu Peak Is The Highest Point

Mobius arch, natural arch formed out of granit rock at sunrise, lone pine peak, 12994, feet, mt. whitney, 14497, feet, highest peak of lower 48, alabama hills, sierra nevada, lone pine, california, usa

Hikers on the Pico de Areiero trail in Madeira. Pico de Areiero is the highest peak in Madeira at 1818 metres.

Blanc, blanc, m, aguille du, aguille du, m, french, france, chamonix

Hikers on the Pico de Areiero trail in Madeira. Pico de Areiero is the highest peak in Madeira at 1818 metres.

View of Pico de Areiero, the highest peak on the island of Madeira at 1818 metres.

View of the mountains around Pico de Areiero, the highest peak on the island of Madeira.

A hill walker on the summit of Scafell Pike, the highest mountain in England, Lake District, Cumbria, England, United Kingdom, Europe

Fresh snow on Bidean nam Bian, the highest peak in Argylll, Glen Coe, Scotland, United Kingdom, Europe

The Atlas mountains from the Col Du Tichka, at 2260 m, the highest road in Morocco, crosses the Atlas mountains, Morocco, North Africa, Africa

Sgurr Alasdair, the highest peak on the Cuillin Ridge on the Isle of Skye, Scotland, United Kingdom, Europe

A bridge crossing the River Coe in Glen Coe, looking up to the summit of Bidean nam Bian, the highest peak in Argyll, Scotland, United Kingdom, Europe

The summit of Ben Nevis, the UK's highest peak, in winter, Scotland, United Kingdom, Europe

A VOR beacon on the summit of Broad Law, the second highest peak in the Southern Uplands, Scotland, United Kingdom, Europe

Mountain bikers cycling on the trail to Mount Kosciousko, Australias highest peak, in the Snowy Mountains, New South Wales, Australia, Pacific

La Ken La pass or Laken pass at 5190 metres on the road to remote Nam Tso Lake Tibet. Namtso Lake Tibet China. Prayer flags next to the base of Mount Nyenchen Tanglha 7111 meters high, Tibet China. One of the holy mountains for Tibetans. The Nyenchen Tanglha is the highest peak of the Nyainqentanglha mountain. It is located near Lhasa, on the Qinghai-Tibet paved road. It is surrounded by grassy plains from Damshung to the south and to the picturesque sacred Nam Tso Lake (4,700 m, one of the largest lakes in the world) in the north.

La Ken La pass or Laken pass at 5190 metres on the road to remote Nam Tso Lake Tibet. Namtso Lake Tibet China. Prayer flags next to the base of Mount Nyenchen Tanglha 7111 meters high, Tibet China. One of the holy mountains for Tibetans. The Nyenchen Tanglha is the highest peak of the Nyainqentanglha mountain. It is located near Lhasa, on the Qinghai-Tibet paved road. It is surrounded by grassy plains from Damshung to the south and to the picturesque sacred Nam Tso Lake (4,700 m, one of the largest lakes in the world) in the north.

Young woman faces blizzard while hiking in snowy day at Pe?alara, highest mountain peak in the mountain range of Guadarrama, Spain

Lake Titicaca with Mount Illimani in the background, the highest peak of the Cordillera Real with an altitude of 6438 meters, Andes, Bolivia

Tschörtengruppe on the Khardong Pass, second highest motorable pass in the world, Ladakh, Indian Himalayas, Jammu and Kashmir, North India, India, Asia

View from Gornergrat station to Kulmhotel, the highest hotel in the Swiss Alps (3100 m) at Gornergrat, Zermatt, Valais, Switzerland

Grossvenediger mountain, highest peak in the Venediger Group, Hohe Tauern range, Tyrol, Austria

Double peak of Nevado Huascaran mountain at dawn, the highest peak in Peru, Cordillera Blanca mountain range, Andes, Peru, South America

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

View from Black River Peak to the southern part of Mauritius island, Africa

Sonn Alpin, Zugspitze, Germany's highest mountain, Wetterstein Range, Werdenfels Region, Upper Bavaria, Bavaria, Germany, Europe

Summit station, Zugspitze, Germany's highest mountain, Wetterstein Range, Upper Bavaria, Bavaria, Germany, Europe

Mt Aconcagua, with 6970 metres highest peak in America, Mendoza region, Argentina, South America

Wintry view of Saas Fee and three four-thousand-metre high mountain peaks, Taeschhorn mountain, 4491 m, Dom mountain, 4545 m, the highest mountain of Switzerland, and Lenzspitze mountain, 4264m, canton of Valais, Switzerland, Europe

Mount Aizkorri 1523 meters, the highest in Guipuzcoa. Basque Country. Ascent through San Adrian and return through the Oltza fields. A young woman in yellow looking at the views on top

Mount Aizkorri 1523 meters, the highest in Guipuzcoa. Basque Country. Ascent through San Adrian and return through the Oltza fields. Free goats on top of the mountain

Bactrian camels (Camelus bactrianus), in front of Muztag Ata, 7546m, "Father of Ice Mountains", one of the highest peaks in Pamir, Kashgar, Xinjiang, China, Asia

Bactrian camels (Camelus bactrianus), in front of Muztag Ata, 7546m, "Father of Ice Mountains", one of the highest peaks in Pamir, Kashgar, Xinjiang, China, Asia

The three four-thousand-metre high mountain peaks, Taeschhorn mountain, 4491 m, Dom mountain, 4545 m, the highest mountain of Switzerland, and Lenzspitze mountain, 4264m, canton of Valais, Switzerland, Europe

Reconstruction of a ceremonial site of the Guanches, aboriginal inhabitants of the Canary Islands, summit of Garajonay mountain, highest peak of La Gomera island, Tenerife island at the back, La Gomera island, Canary Islands, Spain, Europe

Summit cross at 2962 m or 9718 ft on the Zugspitze, Germany's highest mountain, Wetterstein Range, Werdenfels Region, Upper Bavaria, Bavaria, Germany, Europe

Dawn atmosphere, mist-covered Hegau volcanic range, with only the highest peaks Hohenhewen and Hohenstoffel exposed, Swiss Alps in background, Hegau, Baden-Wuerttemberg, Germany, Europe

Summit cross at 2962 m or 9718 ft on the Zugspitze, Germany's highest mountain, Wetterstein Range, Werdenfels Region, Upper Bavaria, Bavaria, Germany, Europe

Atri Rishi Temple in Guru Shikar, the highest place in Rajasthan, India, Asia

Highest mountain of Europe, Mont Blanc, 4809 m

Summit cross at 2962 m or 9718 ft on the Zugspitze, Germany's highest mountain, Wetterstein Range, Werdenfels Region, Upper Bavaria, Bavaria, Germany, Europe

Plate of Freistaat Bayern, Free State of Bavaria, peak of Zugspitze, highest mountain in Germany, Europe

The glacial lagoon Joekulsarlon in the Vatnajoekull NP during winter. In the background the highest mountains in Iceland vulcano Oraefajoekull with its peak Hvannadalshnukur. europe, northern europe, iceland, February

Karwendel Mountain Range between Johannestal and Birkkar-Spitze, the highest peak of the Karwendel Mts., Austria. The Karwendel limestone mountain range is the largest range in the eastern alps. Large parts of the Karwendel are protected and a popular destination for tourists, hikers and climbers. Europe, Central Europe, Austria, Tyrol, July

Four road bikers on a winding mountain road on their way to the Emosson reservoir lake in the Alps on the border of France and Switzerland. It is an early morning training session of the local cyclists. The sun is rising, clouds are in the valley, and in the background the mountain peaks of Chamonix are visible, including Mont Blanc, the highest mountain of the Alps. This climb will be stage 17 of the 2016 Tour de France on July 20th 2016. Depart is in Bern and the finish near the Emosson reservoir at 1960 meters height.

High Mountain Rangers Tom Ditola and David Weber are taking a rest on the West Rib on Mount McKinley, Alaska. Mount Hunter in the background. They are above the clouds in blue sky and the sun is shining. Mount McKinley, native name Denali, is the highest mountain peak in North America, with a summit elevation of 20,321 feet (6,194 m) above sea level. At some 18,000 feet (5,500 m), the base-to-peak rise is considered the largest of any mountain situated entirely above sea level. Measured by topographic prominence, it is the third most prominent peak after Mount Everest and Aconcagua. Located in the Alaska Range in the interior of the U.S. state of Alaska, McKinley is the centerpiece of Denali National Park and Preserve. Every climbing season High Mountain Rangers of the Denali National Park Service are called to help climbers in need. If possible the patient is brought down to base camp on foot, only in life threatening conditions a helicopter is called to evacuate the patient to a hospital in Anchorage.

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.

Mountain ranger Brian Scheele on this way to Windy Corner on Mount McKinley, also know as Denali, in Alaska. He is pulling a sled, that together with his heavy backpack is containing all the gear like tents, clothing and food. Every climbing season High Mountain Rangers of the Denali National Park Service are called to help climbers in need. If possible the patient is brought down to Basecamp on foot, only in life threatening conditions a helicopter is called to evacuate the patient to a hospital in Anchorage. Mount McKinley, native name Denali, is the highest mountain peak in North America, with a summit elevation of 20,321 feet (6,194 m) above sea level. At some 18,000 feet (5,500 m), the base-to-peak rise is considered the largest of any mountain situated entirely above sea level. Measured by topographic prominence, it is the third most prominent peak after Mount Everest and Aconcagua. Located in the Alaska Range in the interior of the U.S. state of Alaska, McKinley is the centerpiece of Denali National Park and Preserve.

Vallot Hut (4320m), in the normal road to climb the Mont Blanc, the highest peak in Europe.

Happy male hiker with his hands in air in Everest Base Camp, Khumbu, Nepal

Four road bikers on a winding mountain road on their way to the Emosson reservoir lake in the Alps on the border of France and Switzerland. It is an early morning training session of the local cyclists. The sun is rising, clouds are in the valley, and in the background the mountain peaks of Chamonix are visible, including Mont Blanc, the highest mountain of the Alps. This climb will be stage 17 of the 2016 Tour de France on July 20th 2016. Depart is in Bern and the finish near the Emosson reservoir at 1960 meters height.

A hiker is scrambling on a spectacular rock formation near the Col des Fours above la Ville des Glaciers. This is halfway the Tour du Mont Blanc, a classic trekking around the highest peak of the Alps, that goes through France, Italy and Switzerland.

Icon of Jesus in the small town of Tlachichuca, which lies at the NW base of Pico de Orizaba, the highest peak in Mexico (5611 meters), Puebla, Mexico.

A young visitor on top of Mount Washington, the highest point in New Hampshire.

A tourism sign at this Iceland viewpoint describes Hvannadalshnjukur peak on the northwestern rim of the crater of the Oraefajokull volcano in Iceland and is the highest in Iceland, Iceland

View of highest peak of Mount Olympus called Mytikas, Eroded rocks and scree against blue cloudless sky, Pieria, Macedonia, Greece

Olympus, Group of four climbing steep slope of Mount Olympus towards the highest peak called Mytikas, Pieria, Macedonia, Greece

View over park from highest peak, Australia, New South Wales

Cret de la neige, 1720m, highest peak in the Jura massif, Haute chaine du Jura reserve, Ain, France