The ancient chronicle, Mahawamsa records that this tank which is also referred to as 'Gangathala Vapi' was built by King Agbo the II (608-618) and rehabilitated and further developed by King Parakramabahu the Great. (1153 - 1186).Many rich folk tales are woven around this ancient tank situated in the Trincomalee district.
Both the Dutch and English who governed the country before we gained independence are recorded to have carried out reconstruction and rehabilitation work on this tank.
Features Catchment;216 Sq. km. | Length and height:2300 m and18 m | Capacity:135 million cu.m
The ancient chronicle, Mahawamsa records that this tank which is also referred to as 'Gangathala Vapi' was built by King Agbo the II (608-618) and rehabilitated and further developed by King Parakramabahu the Great. (1153 - 1186).Many rich folk tales are woven around this ancient tank situated in the Trincomalee district. 
Both the Dutch and English who governed the country before we gained independence are recorded to have carried out reconstruction and rehabilitation work on this tank.
It may will be that each of Sri Lanka’s attractions is surpassed somewhere on Earth…
