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Soraborawewa: Sea of Bintenna with a unique natural stone sluice-by M.A.R. Manukulasooriya – Hiriyala group corr Source:Sundayobserver The Soraborawewa, the massive irrigation reservoir of ancient Bintenna lies about 1 k.m. away from the Mahiyanganaya town. Devotees who visit the Mahiyanaga Raja Maha Vihara never fail to visit this reservoir. The reservoir was known as “Sea of Bintenna” in the ancient times. It is unique to all other ancient reservoirs as this is considered the only reservoir which does not make use of a Bisokotuwa. Generally, all the reservoirs have the sluice gates which regulate the water flow out of the reservoir through massive embankments. It was the Bisokotuwa which regulated the water pressure at the sluice gates inside the tank and protected the embankment from erosion. The builders of the Soraborawewa have not placed sluice gates at the embankment, but have used strategically located natural rocks away from the embankment ...