a large beautiful grotto from which the atysh waterfall flows. bashkortostan.

adventure attractions beauteously beautiful brook canyon cavern cliff color curiosity dark deep drop ecology entrance erosion excursion formations geology gorge green grotto hiking inside interior landscape limestone loch marble natural nature nice outdoor park recreation recreational rock scenery scenic seeping speleology stone stream subway tourism travel underground water waterfall large from which atysh flows bashkortostan ural mountains