Historic Sites of the Princes' Islands

The Princes' Islands harbor a diverse collection of historical landmarks spanning the Byzantine, Ottoman, and early Republican eras. This selection includes the Museum of the Princes' Islands, which documents the archipelago's social and natural history, and the 1923 Clock Tower at Büyükada's central square. On Yassıada, visitors can find the 19th-century Henry Bulwer Castle and ancient Byzantine dungeons once used for political exile, while the Büyükada fire lookout tower on Yücetepe illustrates the islands' historical maritime security systems.

Museum of the Princes' Islands

Museum of the Princes' Islands is a museum on Büyükada of Princes' Islands in İstanbul Province, Turkey dedicated to the past of the…

Clock Tower

Constructed in 1923, this landmark stands in Büyükada's central İskele Square. It serves as a primary meeting point and a symbol of the early Republican era on the islands.

Henry Bulwer Şatosu

A mid-19th-century stone residence on Yassıada built by the British Ambassador Sir Henry Bulwer. The structure features eccentric medieval-style architecture, including cylindrical towers and fortified battlements.

Büyükada fire lookout tower

Located at the highest point of Büyükada on Yücetepe, this stone tower was historically used to monitor the archipelago and the Istanbul coastline for fires.

Byzantine Dungeons

These subterranean structures on Yassıada date back to the Byzantine period. Historically, they were used as a place of imprisonment and exile for high-ranking officials and members of the imperial family.