- a peninsula in NW European Turkey, extending between the Aegean Sea and the Dardanelles. 50 miles (80 km) long.
- a port in NW Turkey.
- a peninsula in NW Turkey, between the Dardanelles and the Gulf of Saros: scene of a costly but unsuccessful Allied campaign in 1915
- a port in NW Turkey, at the entrance to the Sea of Marmara: historically important for its strategic position. Pop: 22 000 (latest est)