Loud thundering and roaring in the interior of the mountain, gurgling, foaming and churning water: these are the Trümmelbach Falls. They are Europe's largest subterranean water falls and are located in the Lauterbrunnen Valley, often called the valley of 72 waterfalls.
The Kitzelpfad (tickle path) offers a thrill of a special kind at the mountain station of the Brunni chair lift. The barefoot path around the idyllic Härzli lake, situated at 1860 meters above sea level, is unique in these mountains.
The power of water is impressively displayed in the Aare Gorge near Meiringen. Through the course of millennia the river has eroded a deep bed in the limestone. The entire ravine can be effortlessly hiked on foot, thanks to bridges and tunnels.