The Karst Natural Boundary Kutuk

The given natural boundary is a unique place from speleological and karst points of view, as here a variety of karst, erosion and cave forms, built with the help of recent karst being laid over older layers. There are a lot of calcium formations in the natural boundary: deep karst relicts, more than 30 caves different in size and depth. The sum length of major passages is 8.200 meters and depth - 126 meters. Passages in some caves are quite dangerous because of ice and underground rivers.
Address: Sergushino Village, Nugush Settlement, Meleuzovsky Region, Bashkortostan.