wild sniezne kotly glacial cirque with small lakes and rocks in karkonosze mountains in poland

area cirque cliff destination formation geology giant glacial hike hiking jamy karkonosze kociol kolo kotly krkonose labski lake landscape mountains national nature outdoor park poland poreba protected rock scenery scenic sklarska snezne sniezne sniezni stawki stone szczyt szyszak tourism travel trek trekking vacation violik vysoke wall water wielki wild wilderness