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

The mountainous scenery of the Zanskar River, Ladakh, Himalayas, India, Asia

Looking down towards Khalsar village in the Nubra Valley, Khalsar, Ladakh, India, Asia

Looking down onto the fertile Nubra Valley, Khalsar, Ladakh, India, Asia

The mountainous scenery of the Zanskar River, Ladakh, Himalayas, India, Asia

Perito Moreno National Park (Parque Nacional Perito Moreno) high altitude lake, Santa Cruz Province, Argentinian Patagonia, Argentina, South America

Alpine skiers proceed at high altitude on a sunny day in the snowy landscape, Stelvio Pass, Valtellina, Lombardy, Italy, Europe

Mount Teide, Tenerife, Canary Islands, Spain, Europe

A high altitude porter carries a heavy load using the traditional basket and tump (headband) used by the Nepali porters, under Mera Peak, 6420 metres, a popular trekking peak in the Khumbu region, near Mount Everest, Himalayas, Nepal, Asia

Tranquil evening at a high-altitude Kol-Ukok lake surrounded by majestic mountains in Kyrgyzstan, Central Asia, Asia

Tranquil evening at a high-altitude Kol-Ukok lake surrounded by majestic mountains in Kyrgyzstan, Central Asia, Asia

Panorama overlooking the vast high altitude mountains of Langtang Valley Trek with snow plains near Kyanjin Gompa, Himalayas of Nepal, Asia

View over the snowy glacial plain of high altitude winter valley on the Langtang trek in Kyanjin Gompa, Himalayas, Nepal, Asia

Paraglider taking off above the harbour at Newhaven, East Sussex. England, United Kingdom, Europe

Herd of yaks in high altitude mountains of Langtang Valley Trek near Kyanjin Gompa, Himalayas, Nepal, Asia

Colorful village at the foot of Langtang Lirung, high altitude mountains of Langtang Valley Trek near Kyanjin Gompa, Himalayas, Nepal, Asia

Two hikers in high altitude winter valley on the Langtang trek in Kyanjin Gompa, Himalayas, Nepal, Asia

View over the plains of high altitude winter valley on the Langtang trek in Kyanjin Gompa, Himalayas, Nepal, Asia

Hikers crossing a snowy area in high altitude winter valley on the Langtang trek in Kyanjin Gompa, Himalayas, Nepal, Asia

Cable car station, Zugspitze, highest mountain in Germany at 2962m, Garmisch Partenkirchen, Bavaria, Germany, Europe

Rugged summits, high altitude winter valley on the Langtang trek in Kyanjin Gompa, Himalayas, Nepal, Asia

View on the vast Valley during sunset in Lang Tang Village, a high altitude village on the Lang Tang Valley Trek, Himalayas, Nepal, Asia

High angle view of Maras salt marsh terraces, Salinas de Maras, Cuzco Region, Peru, South America

Two yaks walking through a snowy field, high altitude Himalayan mountain valley in Kyanjin Gompa,Langtang Trek, Himalayas, Nepal, Asia

Aerial of the Andes mountains, Chile, South America

View from Nordwandsteig walk on Nebelhorn Mountain, 2224m, to Entschenkopf Mountain, 2043m, Oberstdorf, Swabia, Bavarian Alps, Bavaria, Germany, Europe

Summit restaurant on Nebelhorn summit, 2224m, Oberstdorf, Swabia, Bavarian Alps, Bavaria, Germany, Europe

Lone stupa (chorten) in vast high altitude valley, Kyanjin Gompa, Langtang Valley trek, Himalayas, Nepal, Asia

Herd of pack mules walking in front of a stupa with high altitude summits, Gangchempo, Kyanjin Gompa, Langtang Valley trek, Himalayas, Nepal, Asia

Aerial of Kigoma, on Lake Tanganyika, Tanzania, East Africa, Africa

Kel-Suu lake, high altitude lake, Kurumduk valley, Naryn province, Kyrgyzstan, Central Asia, Asia

View from Nebelhorn summit to Allgau Alps, Oberstdorf, Swabia, Bavarian Alps, Bavaria, Germany, Europe

Herd of pack mules walking in front of a stupa with high altitude summits, Gangchempo, Kyanjin Gompa, Langtang Valley trek, Himalayas, Nepal, Asia

Male hiker crossing a frozen river in this snowy high altitude Valley, Langtang Valley Trek, Himalayas, Nepal, Asia

Aerial of Tierra del Fuego National Park, Ushuaia, Argentina, South America

Flock of sheep at high altitude, Valgerola, Orobie Alps, Valtellina, Lombardy, Italy, Europe

View on the vast Valley during sunset in Lang Tang Village, a high altitude village on the Lang Tang Valley Trek, Himalayas, Nepal, Asia

High altitude snowy valley on the Lang Tang Valley Trek, Himalayas, Nepal, Asia

Helicopter landing on a snowy field in front of high altitude mountain landscape with Gangchempo summit, Langtang Valley Trek, Himalayas, Nepal, Asia

View along the high altitude valley surrounding Langtang Lirung summit, Langtang Valley Trek, Himalayas, Nepal, Asia

Sunrise at high altitude with Bernina mountain range in the background, Valmalenco, Valtellina, Lombardy, Italy, Europe

Mount Teide, Tenerife, Canary Islands, Spain, Europe

Cloud formation Towering Cumulus (left) Cumulonimbus (right) and Cirrus at high altitude at Swinbrook in the Cotswolds, UK

Cloud formation Towering Cumulus (centre) Cumulonimbus (left) and Cirrus at high altitude (right) at Swinbrook in the Cotswolds, UK

Trig Point on the summit of Red Screes in the Lake District, Cumbria, England, United Kingdom, Europe

A tarn on the summit of Red Screes in the Lake District National Park, Cumbria, England, United Kingdom, Europe

Mt Victoria & Victoria Glacier Banff National Park Alberta Canada

pilgrims and tourists burning incense sticks and candles, 3077 metre altitude, Golden Summit, summit of Emei Shan mountains, World Heritage Site, UNESCO, China, Asia

Taoist hermit monk prays at his altar, cliff hermiatge, Hua Shan, Shaanxi province, Taoist mountain, China, Asia

monks in front of Huazong Monastery, 3077 metre altitude, Golden Summit, summit of Emei Shan mountains, World Heritage Site, UNESCO, China, Asia

steep rock carved stone steps to Lotus Peak, Huang Shan, Anhui province, steep climb, stone steps, World Heritage, UNESCO, China, Asia

padlocks, locked and the key thrown down the mountain, symbol for couples to pledge faithfulness, Huang Shan, Anhui province, China, Asia, World Heritage, UNESCO

steep rock carved stone steps to Lotus Peak, Huang Shan, Anhui province, steep climb, stone steps, World Heritage, UNESCO, China, Asia

steep rock carved stone steps to Lotus Peak, Huang Shan, Anhui province, steep climb, stone steps, World Heritage, UNESCO, China, Asia

Narrow-gauge railway Reisseckbahn (high-altitude alpine railway of Austria) on the way, Kolbnitz, Carinthia, Austria

viewing platform near Jinding Monastery, clouds, summit of Emei Shan mountains, Sacrifice Cliff, China, Asia, World Heritage Site, UNESCO

Avalokiteshvara Monastery, Jiuhua Shan, Anhui province, Jiuhuashan, Mount Jiuhua, mountain of nine flowers, China, Asia

steep rock carved stone steps to Lotus Peak, Huang Shan, Anhui province, steep climb, stone steps, World Heritage, UNESCO, China, Asia

steep rock carved stone steps to Lotus Peak, Huang Shan, Anhui province, steep climb, stone steps, World Heritage, UNESCO, China, Asia

a column of reflecting spheres, Jiuhua Shan, Anhui province, Jiuhuashan, Mount Jiuhua, mountain of nine flowers, China, Asia

padlocks, locked and the key thrown down the mountain, symbol for couples to pledge faithfulness, Huang Shan, Anhui province, China, Asia, World Heritage, UNESCO

pilgrims and tourists, early morning sunrise and sea of clouds, 3077 metre altitude, Golden Summit, summit of Emei Shan mountains, World Heritage Site, UNESCO, China, Asia

Early morning mood after sunrise looking over Seealp Lake, at 1143 m altitude, towards Rossmad Mountain, 2103 meters high, right behind, Saentis Mountain, to the left, Altmann Mountain, Canton of Appenzell Inner-Rhodes, Switzerland, Europe

View from Seealp Lake, at 1143 m altitude, over the Seealp Mountains in autumn towards Rossmad Mountain, 2103 meters high, right behind, Saentis Mountain, to the left, Altmann Mountain, Canton of Appenzell Inner-Rhodes, Switzerland, Europe

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

View from Seealp Lake, at 1143 m altitude, over the Seealp Mountains in autumn towards Rossmad Mountain, 2103 meters high, right behind, Saentis Mountain, to the left, Altmann Mountain, Canton of Appenzell Inner-Rhodes, Switzerland, Europe

Early morning mood after sunrise looking over Seealp Lake, at 1143 m altitude, towards Rossmad Mountain, 2103 meters high, right behind, Saentis Mountain, to the left, Altmann Mountain, Canton of Appenzell Inner-Rhodes, Switzerland, Europe

Early morning mood before sunrise looking over Seealp Lake, at 1143 m altitude, towards Rossmad Mountain, 2103 meters high, right behind, Saentis Mountain, to the left, Altmann Mountain, Canton of Appenzell Inner-Rhodes, Switzerland, Europe

Tazang Tso, a high altitude salt lake, Changthang, Ladakh, Indian Himalayas, Jammu and Kashmir, northern India, India, Asia

View from Seealp Lake, at 1143 m altitude, over the Seealp Mountains in autumn towards Rossmad Mountain, 2103 meters high, right behind, Saentis Mountain, Canton of Appenzell Inner-Rhodes, Switzerland, Europe

Early morning mood after sunrise looking over Seealp Lake, at 1143 m altitude, towards Rossmad Mountain, 2103 meters high, right behind, Saentis Mountain, Canton of Appenzell Inner-Rhodes, Switzerland, Europe

Shepherd on horseback. Sheep drive to their high altitude summer pasture. National Park Besch Tasch in the Talas Alatoo mountain range, Tien Shan or Heavenly Mountains. Asia, Central Asia, Kyrgyzstan

Sheep drive to their high altitude summer pasture. National Park Besch Tasch in the Talas Alatoo mountain range, Tien Shan or Heavenly Mountains. Asia, Central Asia, Kyrgyzstan

Landscape with mountains and beautifully located buildings in valley at daytime,  Zermatt,  Valais, Switzerland

Independence Pass, Colorado, it runs between Twin Lakes and Aspen and is part of Colorado's Top of the Rockies Scenic Byway, USA

View of mountains around Zermatt from cable car at cloudy day, Zermatt,  Valais, Switzerland

A camper truck is seen parked in the immensity of a high altitude valley in the Andes. The mountains in the distance are ocre-coloured from the late day light, Mendoza, Argentina

Four-wheel drive vehicle seen from the side and showing off-road tire with high altitude desert and mountains in the background; Potosi, Bolivia

A stream leads the eye towards a high altitude lake. A volcano and snow-capped mountains in the distance are lit by the sunrise against a pure blue sky, Mendoza, Argentina

Mountaineers On Mountain

Low Altitude Aerial View Of The Colorado River Winding Through Canyon Country Of Southern Utah, A Bridge Spanning The River In The Background With Red Rock Canyon Walls And Blue Skies, Utah, United States Of America

Gravel road leads to a high altitude laguna in the middle of a colourful South American landscape in the Andes, Eduardo Avaroa Andean Fauna National Reserve; Potosi, Sur Lipez, Bolivia

The stunning high altitude cliffside roads along the coastline of Croatia. A stop alongside the road to enjoy the sunset; Podgora, Splitsko-dalmatinska zupanija, Croatia

An expedition 4x4 truck in the high altitude desert of Bolivia; Potosi, Sur Lipez, Bolivia

A 4x4 expedition truck is parked along a high altitude road over the desert; San Pedro de Atacama, Atacama, Chile

High altitude laguna in the Andes; San Pedro de Atacama, Atacama, Chile

Winter Snow, Cascade Range, Oregon, Usa

PERU Cusco Department Machu Picchu Inca ruins terraces and Huayna Picchu. Cuzco Travel Tourism Holiday Vacation Explore Recreation Leisure Sightseeing Tourist Attraction Tour Destination Machu Picchu Machupicchu Huayna Wayna Peru Peruvian South Southern America Culture Cultural Tranquil Tranquility Sacred Valley Of The Inca Incas Inka Inkas Incan Hill Hillside Trail Mountain Mountainous Mountainside Overlooking Overlook Scenic Landscape View Vista Picturesque Dominant Dominating Prominent Andes Andean Ruins Remains Ancient Civilisation Civilization Peak High Tall Range Altitude Architecture Architectural Archaeology Archaeological UNESCO World Heritage Site Terraces Terraced Terracing Peaceful Landmark Vast Citadel Panorama Panoramic Lost City Remote Spectacular Magnificent Beautiful Secluded Seclusion Isolated Calendar American Cusco South America

PERU Cusco Department Machu Picchu Inca ruins terraces and Huayna Picchu. Cuzco Travel Tourism Holiday Vacation Explore Recreation Leisure Sightseeing Tourist Attraction Tour Destination Machu Picchu Machupicchu Huayna Wayna Peru Peruvian South Southern America Culture Cultural Tranquil Tranquility Sacred Valley Of The Inca Incas Inka Inkas Incan Hill Hillside Trail Mountain Mountainous Mountainside Overlooking Overlook Scenic Landscape View Vista Picturesque Dominant Dominating Prominent Andes Andean Ruins Remains Ancient Civilisation Civilization Peak High Tall Range Altitude Architecture Architectural Archaeology Archaeological UNESCO World Heritage Site Old Historic Peaceful Landmark Vast Citadel Panorama Panoramic Spiritual Ceremonial Lost City Remote Spectacular Magnificent Beautiful Secluded Seclusion Isolated Calendar American Cusco South America

PERU Cusco Department Machu Picchu Inca ruins and Huayna Picchu wall in foreground. Cuzco Travel Tourism Holiday Vacation Explore Recreation Leisure Sightseeing Tourist Attraction Tour Destination Machu Picchu Machupicchu Huayna Wayna Peru Peruvian South Southern America Culture Cultural Tranquil Tranquility Sacred Valley Of The Inca Incas Inka Inkas Incan Hill Hillside Trail Mountain Mountainous Mountainside Overlooking Overlook Scenic Landscape View Vista Picturesque Dominant Dominating Prominent Andes Andean Ruins Remains Ancient Civilisation Civilization Peak High Tall Range Altitude Architecture Architectural Archaeology Archaeological UNESCO World Heritage Site Old Historic Peaceful Landmark Vast Citadel Panorama Panoramic Spiritual Lost City Remote Spectacular Magnificent Beautiful Secluded Seclusion Isolated Wall Calendar American Cusco South America

PERU Cusco Department Machu Picchu Inca ruins terraces visitor sitting on terrace and Huayna Picchu. Cuzco Travel Tourism Holiday Vacation Explore Recreation Leisure Sightseeing Tourist Attraction Tour Destination Machu Picchu Machupicchu Huayna Wayna Peru Peruvian Culture Cultural Tranquil Tranquility Sacred Valley Of The Inca Incas Hill Hillside Trail Mountain Mountainous Mountainside Overlooking Overlook Scenic Landscape View Vista Picturesque Dominant Dominating Prominent Andes Andean Ruins Remains Ancient Civilisation Civilization Peak High Tall Range Altitude Architecture Architectural Archaeology Archaeological UNESCO Peaceful Landmark Vast Citadel Panorama Panoramic Spiritual Lost City Remote Spectacular Magnificent Beautiful Secluded Seclusion Isolated Terrace Terraces Woman Lady Person Sightseer Holidaymaker Alone Solitary Single One 1 Calendar American Cusco South America

Nepal, Upper Mustang, Landscape, Layered mountain structure near Lo Manthang city

China, Szechuan Province, Tibet, High altitude view across mountains and valleys in Tibetan region of Litang county.

Frozen ground of Dome C, and sastrugis. Sastrugis are wind-blown snow formations. The wind is not extremely strong in these high-altitude locations. Concordia Station, Antarctic