jurassic limestone rock formations and natural caves in gora birow mountain in podzamcze of silesia in poland

ages air ancient birow castle cave climb climbing colorful eagles europe forest fortification fortress gniazd gora grod hill jura jurassic krakowskoczestochowska landmark landscape limestone medieval middle monument mountain nad nature nests obozem ogrodziencu ogrodzieniec old open orlich outdoor podzamcze poland recreation rock silesia slask stone stronghold szlak tourism touristic tower trail travel turnia upland wall wood wyzyna