Senanayake Samudra is an artificial lake in the Eastern Province.
Sri Lanka 1951/1958, Iginiyagala.
The Iginiyagala is located at the dam of the Senanayake Samudra Lake and rises about 200 metres above the dam.
Sri Lanka 1983, Iginiyagala.
Sri Lanka 2016, Senanayake Samudra Lake.
The stamp was issued in the series "Unseen Sri Lanka".
(names of the mountains in the background not known)