Aerial flyover up away from the end of Morteratsch glacier in Engadin, Switzerland at dawn with a view of some of the tallest peaks of the Swiss Alps like Piz Bernina, Piz Palu

gletscher glaciers morteratschgletscher glacier piz bernina glacial piz palu graubuenden crevasse moraine bernina mountains morteratsch mountain alps swiss alps engadin ice alpine graubunden frozen suisse swiss hike st moritz environment sankt moritz landscape switzerland hiking altitude cold schweiz climbing climate change nature sunrise aerial dawn adventure flyover grissons europe diavolezza 4k drone overhead wanderlust summer