hiking trail from plaun da lej to grevasalvas grisons, switzerland

alpine alps autumn beautiful blue corvatsch countryside engadin engadine engiadina environment europe fall forest golden gorgeous grass green grevasalvas grisons heidi hike hiking hill lake landscape larch leisure lej maloja meadow moritz mountains nature oberengadin outdoor panorama panoramic peak plaun rock scenery scenic season sils silsersee silvaplana sky snow summer swiss switzerland top tourism tourist travel trip upper vacation valley via view village water wonderful