What is "lamprechtsofen"

Lamprechtsofen (also called Lamprechtshöhle or, together with a connected cave, Lamprechtsofen-Vogelschacht) is a limestone karst river cave in Austria. With a depth of , it is one of the deepest caves in the world. Before the discovery of the Krubera Cave in Georgia, it was the deepest known cave in the world. Lamprechtsofen is located northwest of Weißbach bei Lofer ( Salzburg), Austria, in the Leogang Mountains.