grimsel pass and grimselsee, guttannen, interlaken-oberhasli, oberland, switzerland

mountain ridge geology snow valley wilderness plateau alps adventure rock terrain fell walking landscape cliff summit wadi winter ice beautiful scenic scenery road nature tourism blue outdoor travel view sky totensee clouds grimsel pass grimselsee reservoir lac lake guttannen interlaken oberhasli oberland switzerland cloud mountains duncan brown panorama high outdoors hill alpine panoramic sunset peak stone water hiking hairpin bend interlaken-oberhasli