view into the rhine gorge, ruinaulta, canton of grisons, switzerland

rhine river gorge rheinschlucht ruinaulta switzerland grisons graubunden swiss canyon ravine eastern canton landscape valley alps rock rocks rocky cliff mountain face limestone white steep nature scenery scenic view overlooking lookout overlook observation point viewpoint high angle graubuenden anterior vorderrhein geologic geology idyllic picturesque tourism travel destination europe outdoors day