Sunken Forests: Periyar Lake
Located in Kerala, India, Periyar Lake is an artificial reservoir which was flooded after the creation of a nearby dam. The lake is a cemetery for a tree stumps that once comprised a forest.
Lake Volta
Ghana’s Lake Volta was formed by the Akosomba hydroelectric dam and was completed in 1965.
It holds the world title for largest surface area of any reservoir and also maintains a hidden cache of dead trees – tropical hardwoods preserved by the lack of oxygen in the water – in its midst.