Edmund gorge,formerly called Silent is a rocky canyon of the river Kamenice. The gorge begins in the village Hřensko (yellow sign). The walls form a steep, often vertical rock walls, protruding above the water level to a height 50 when 150 m.
In the section, where rocks fall into the water, replaces trip cruise ships (tours for 26 people). After water can offend section 960 m, which follows the path of a limit pedestrian bridge, where you can continue to wild gorges, or climb stairs to the limit or to Genoa.