False 1623-2000-08 The large entrance is adjacent to the route used in 2000 onwards across the plateau to Steinbrückenhöhle, shortly before arriving at the stone bridge. It lies almost directly above the huge aven of 7-11 Chamber in 204; the vertical separation, however, is of the order of 120m.

entrance photo - 50k jpeg

T S 1623.p2000-08