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town, southeastern Kerala state, southwestern India. It lies 81 miles (130 km) southeast of Cochin and 79 miles (127 km) northeast of Kottayam. It is known for its large hydroelectric project. The Idukki arch dam, 554 feet (169 m) high, on the Periyār River, was completed in 1974. It connects two huge rocks, Kurathi, 3,035 feet (925 m) high, and Kuravan, 2,753 feet (839 m) high. Together...
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