Alberoni Octagon Island
Venetian fortification · 17th–19th century · Venetian Lagoon Alberoni Octagon Island Ottagono Alberoni is a small fortified island…
Venetian fortification · 17th–19th century · Venetian Lagoon Alberoni Octagon Island Ottagono Alberoni is a small fortified island…
Federal Prison · 1934–1963 · San Francisco Bay, California Alcatraz Federal Penitentiary Alcatraz Federal Penitentiary, known as “The…
A 16th-century military compound on Venice's barrier island, fortified against Ottoman and Genoese threats, marking centuries of Venetian…
Monumental bastion · 19th–20th century · Cagliari, Sardinia Bastion of Saint Remy The Bastion of Saint Remy (Bastione…
Cold War bunker · 1937–1943 · Sant’Oreste, Lazio, Italy Bunker Soratte Bunker Soratte is an extensive underground military…
Coastal watchtower · 16th–17th century · Asinara, Sardinia Cala d’Oliva Tower The Cala d’Oliva Tower is a historic…
A 16th-century civic tower in Mestre that once guarded the walled city, now remembered as a public clock…
Medieval fortress · 13th–15th century · Sarzana, Liguria Firmafede Fortress The Firmafede Fortress (Fortezza di Firmafede) is a…
Coastal fortification · 17th–20th century · Cagliari, Sardinia Fort of Sant’Ignazio The Fort of Sant’Ignazio stands on the…
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