male backcountry skier on a high alpine summit preparing to write in the log book hanging on the summit cross

active adventure alpine alps aski avalanche back backcountry beauty blue book clouds cold country cross crystals engadin engiadina entry extreme grab grisons hanging high ice icy landscape log logbook male man mountain mountaineering mountainous mountains natural nature one open outdoor outdoors peak preparing silvretta ski skier skiing sky sport summit swiss switzerland the top tour touring vertical winter wispy write