close-up of morteratsch glacier in the bernina masif, swiss alps, switzerland

melting switzerland aerial view backgrounds beauty in nature bernina range climate change crevasse europe european alps culture glacier graubunden canton grison hill horizontal ice face landscape moraine morteratsch mountain climbing pass peak pontresina eye snow snowcapped swiss tourism travel vacations valley destinations st moritz engadine diavolezza engadin outdoors panoramic sunny sunrise detail closeup extreme terrain