Sea of Marmara

The Sea of Marmara, also known as the Marmara Sea, is an inland sea located entirely within the borders of Turkey. It connects the Black Sea to the Aegean Sea via the Bosporus and Dardanelles straits, separating the country's European and Asian sides. The Sea of Marmara is a small sea with an area of 11,350 km² (4,380 sq mi), and dimensions of 280 km × 80 km. Its greatest depth is 1,370 m (4,490 ft).