Graborg - the largest ancient fortification on Swedish Baltic Sea island Oland. The oldest parts date back to 6th century.
Palabras clave
sweden,
scandinavia,
ruin,
ancient,
iron age,
mediaeval,
fortification,
stone wall,
gate,
europa,
summer,
landmark,
architecture,
vault,
archaeology,
travel,
vacation,
tour tourism,
swedish,
scandinavian,
nordic
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