Ключевые слова: alps, austria, beautiful, blue, bridge, canyon, cascade, cave, europe, fall, flow, flowing, flux, force, forest, gorge, green, hiking, kaprun, kapruner, klamm, landscape, mountain, narrow, nature, no people, outdoor, pathway, river, rock, rocky, scenic, sigmund, stream, thun, thun klamm, tourism, travel, turquoise, vacation, valley, walk, water, waterfall, wet, wild, wilderness, wooden, zell am see,