Corinth, Gulf of, inlet of the Ionian Sea, c.80 mi (130 km) long and from 3 to 20 mi (4.8–32 km) wide, indenting central Greece and separating the Peloponnesus from the Greek mainland. It is connected with the Saronic Gulf by the 4-mi (6.4-km) Corinth Canal (which cuts across the Isthmus of Corinth at sea level) and with the Gulf of Pátrai by the Ríon Strait, which is crossed by a 7,382-ft (2,250 m) cable-stayed bridge at Ríon. The city of Corinth lies on the gulf's southeastern shore. It is also known as the Gulf of Lepanto.
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