Woman hiking above Lake Sils with Piz Corvatsch (3451 m) in the background, Engadin, Grisons, Switzerland

trees mountain range walking adults people caucasian appearance grisons casual clothing landscape nature non urban scene travel graubuenden european alps women switzerland mountain sport european ethnicity travel destination outdoors tree 25 29 years hiking sunglasses one woman only hike person young adult fall sports autumn europe engadin sports mountains clear sky persons hike beauty in nature hiker scenics human natural beauty young women day sky full length autumn mood engadine blue sky hiking trail front view woman mountain