The Red Sea is a seawater inlet of the Indian Ocean, lying between Africa and Arabia. The connection to the ocean is in the south through the Bab el Mandeb strait and the Gulf of Aden. To the north lie the Sinai Peninsula, the Gulf of Aqaba, and the Gulf of Suez (leading to the Suez Canal). The Red Sea has a surface area of roughly 169,100 miles and is about 1398 miles long and, at its widest point, 220.6 miles wide. It has a maximum depth of 9,970 ft in the central Suakin Trough, and an average depth of 1,608 ft.