koneprusy, czech republic, 24 july 2021: natural dripstone rock formations with stone decoration in koneprusy limestone caves in

abyss adventure attraction beautiful beauty cave cavern caves chamber czech dark darkness deep discover dripstone dungeon formation geologic geology heritage inside interior karst landscape light limestone national natural nature picturesque place popular rock scene scenery sightseeing speleology stalactite stalagmite stalagmites stone system tourism tourist travel traveling trip tunnel underground unique