citadel in berat castle, albania

berat castle albania ruins architecture citadel buildings ancient old historic historical heritage europe travel tourism landmark unesco world site fortified fort fortification fortress walls walled stone east south byzantine ottoman medieval kalaja hill hilltop kala archaeological archaeology stronghold albanian european balkans windows doors doorway mal shpirag massif ridge limestone mountains central eastern southern 13th thirteenth century exterior outside outdoors defensive defence june summer landscape countryside country rural hills destination attraction intact dome domed roof path blue sky sunny sunshine grass