Rhaetian Railway on the Chapella Viadukt surrounded by snowy woods, Canton of Graubunde, Engadine, Swiss Alps, Switzerland, Europe

Old hut with Rhaetian Alps in the background, Valgerola, Orobie Alps, Valtellina, Lombardy, Italy, Europe

Rhododendrons flowering with Rhaetian Alps in the background, Valgerola, Orobie Alps, Valtellina, Lombardy, Italy, Europe

Rhaetian Railway crossing the Bernina Pass, UNESCO World Heritage Site, Switzerland, Europe

Piz Bernina and its glacier, St. Moritz, Engadine, Graubunden, Rhaetian Alps, Switzerland, Europe

Mountain peaks of Orobie Alps covered with snow reflecting in the frozen Rogneda lake at dawn, Rhaetian Alps, Lombardy, Italy, Europe

Snowcapped mountains surrounding Alpe Rogneda and Orobie Alps during a misty sunrise in autumn, Rhaetian Alps, Lombardy, Italy, Europe

Sunrise over the snowcapped Orobie Alps and frozen lake Rogneda during a cold autumn, Rhaetian Alps, Lombardy, Italy, Europe

Man with hiking poles walking in the snow with majestic Orobie Alps in the background, Alpe Rogneda, Rhaetian Alps, Lombardy, Italy, Europe

Mountain hut on shore of frozen pond during thaw, Scermendone Alp, Rhaetian Alps, Valtellina, Lombardy, Italy, Europe

Aerial view of snowcapped Orobie Alps and Piani di Rhon emerging from autumn fog at dawn, Rhaetian Alps, Lombardy, Italy, Europe

Top view of the village of Bianzone framed by the rocky peaks of the Rhaetian Alps at dawn, Valtellina, Lombardy, Italy, Europe

Hiker looking at map, Scermendone Alp, Sondrio province, Valtellina, Rhaetian Alps, Lombardy, Italy, Europe

Hiker surrounded by rhododendrons looks at map, Scermendone Alp, Sondrio province, Valtellina, Rhaetian Alps, Lombardy, Italy, Europe

Snowy peaks of Rhaetian Alps in spring seen from Prati Nestrelli, Civo, province of Sondrio, Valtellina, Lombardy, Italy, Europe

Panoramic aerial view of hut on green meadows, Scermendone Alp, Sondrio province, Valtellina, Rhaetian Alps, Lombardy, Italy, Europe

Corna Nera mountain peak reflected in Rogneda lake during the autumn sunrise, Rhaetian Alps, Sondrio, Lombardy, Italy, Europe

Panoramic of Rhaetian Alps in spring from Prati Nestrelli, Civo, province of Sondrio, Valtellina, Lombardy, Italy, Europe

Hiker with binoculars and map looks towards Rhaetian Alps and Monte Disgrazia from Pizzo Berro, Bitto Valley, Lombardy, Italy, Europe

Sunset on the autumnal landscape of Scermendone Alp and Orobie Alps, aerial view by drone, Rhaetian Alps, Valtellina, Lombardy, Italy, Europe

Stone huts and Rifugio Cristina surrounded by Rhaetian Alps, Alpe Prabello, Valmalenco, Valtellina, Lombardy, Italy, Europe

Swiss National Park, Zernez, Rhaetian Alps, Switzerland, Europe

Hiker with map and binoculars looks towards Rhaetian Alps and Monte Disgrazia from Pizzo Berro, Bitto Valley, Lombardy, Italy, Europe

Hikers walk towards Monte Disgrazia from Scermendone Alp, Sondrio province, Valtellina, Rhaetian Alps, Lombardy, Italy, Europe

Swiss National Park, Zernez, Rhaetian Alps, Switzerland, Europe

Swiss National Park, Zernez, Rhaetian Alps, Switzerland, Europe

Red train of Rhaetian Railway passes in the snowy landscape of Arosa, district of Plessur, Canton of Graubunden, Swiss Alps, Switzerland, Europe

Rhaetian Railway in winter, Engadin, Canton of Grisons, Switzerland

Ski tourer with rope, rope team on the Vadret da Porchabella glacier on the ascent to the summit of Piz Kesch, mountain landscape in winter, alpine tour, ski tour Bündner Haute Route, Albula Alps, Rhaetian Alps, Grisons, Eastern Switzerland, Switzerland

Swiss flag in front of mountain landscape in winter, mountain panorama with the peaks of the Bergüner Stöcke Tinzenhorn and Piz Ela, view at the Keschhütte in winter, Bündner Haute Route, Albula Alps, Rhaetian Alps, Grisons, Eastern Switzerland, Switzerland

Rhaetische Bahn, Rhaetian Railway on the Bernina Pass, Lago Bianco lake, Engadin, Grisons, Switzerland, Europe

Rhaetische Bahn, Rhaetian Railway on the Bernina Pass, Morteratsch Glacier, Engadin, Grisons, Switzerland, Europe

Rhaetische Bahn, Rhaetian Railway on the Bernina Pass, Morteratsch Glacier, Engadin, Grisons, Switzerland, Europe