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The harbor and Specola's palace  on Pianosa Island, Tuscany Italy. Pianosa is the Prison island of the Tyrrhenian, and is now a national park.
Aerial view of Algiers, the capital and largest city of Algeria
Defense tower in the sea at the southern end of the Methoni complex
Vila do Conde, Portugal- May 4, 2011: Santa Clara Convent in Vila do Conde, Portugal, river Ave in the foreground. Fishing boats moored, dock and fishermen working in the foreground.
Hanging watch tower in the ruins of the Santa Barbara Castle in the city center of  Alicante, Valencia region, Spain
World's first quarantine Lazareti from 1642 situated next to Dubrovnik Old Town\nDubrovnik, Dalmatia, Croatia, Europe
Citadel Budva, Old Town on sunny day, Montenegro. Stone walls. Blue sky. Fortifications of Budva are typical of the Medieval cities of Adriatic towers, embrasures, fortified city gates and a citadel
Monastery of Serra do Pilar in Vila Nova de Gaia, Porto District, Portugal
Alanya, Turkey, autumn walk by mediterranean sea
Herceg Novi old town. Historical and touristic center of Herceg Novi. Montenegro.
Beach in tunisia
Skyline of Porto city from Cathedral church of Santa Maria do Porto - Sé Cathedral of Porto, Porto, Portugal.\n(Igreja e Torre dos Clérigos)
Stone guardhouse on the walls of an old colonial-style fort with the blue sea in background on the seafront of Salvador in Bahia
Ancient shipyard and cityscape in Alanya, Turkey
Baba Burner and the castle, which is the westernmost point of Turkey and Asia. Baba Cape is in the Ayvacık district of Çanakkale.
Holidays in Portugal - Belem Tower on the bank of the Tagus River in Lisbon
brick in old construction  africa morocco and   the tower near sky
A stunning view of the Belém Tower on a bright and clear day in Lisbon, Portugal. The iconic monument stands tall against the blue sky, with the Tagus River gently flowing beside it. The historical structure, once a defense tower, now symbolizes the rich maritime heritage of Portugal.
Medieval Castle of the Famous Portuguese Town of Lamego
Square evening sunset landscape with old fortress in Adriatic sea. Dubrovnic, Croatia, Europe.
tower on the wall of peniche portugal
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Historical Alanya Shipyard and Kizil Kule walls located in Alanya district of Antalya
Castle walls
Fortified citadel and walls in Essouira Morocco
Fernandine Walls of Porto and Ponte Luís I view, Porto, Portugal.
Fort of Sao Francisco Xavier, medieval fortress on Atlantic coast near Porto in Portugal on a bright day with blue sky
Porto old town, Portugal
The beautiful view of the Mediterranean sea from the Santa Barbara Castle in Alicante, Spain
Espero Reyal Tower, locally known as Torre dello Sperone nested on the fortified city walls. Alghero. Province of Sassari. Sardinia. Italy.
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