nice hiking trail in the gorgeous fex valley engadin, switzerland

active alpine alps autumn beautiful beauty blue car clear engadin environment europe european exploration fall fex forest free freshness grass graubunden green grisons high hike hiking idyllic landscape larch majestic meadow moritz mountain mountains nature outdoor outdoors panoramic pasture peaceful recreation relaxation river rock rural scene scenery scenic season september sils sky stone summer swiss switzerland tourism trail travel tree trees vacation vacations valley view walk water