This is a massive sluice gate built of of large blocks of stones hidden from the public close to the Giritale Polonnaruwa road. The Slice Gate now stands on the dry ground during most of the year is about 12 feet in height. Two openings at the bottom allows the water in to the slice gate.
Unagalawehera (Unagala Vehera) Viharaya is also a large ancient stupa in the village of Unagalavehera. The Unagalavehera Stupa is the second largest stupa outside of Polonnaruwa. The stupa is 30 metres (98 ft) high.Legend has it that the stupa was built with lime mortar and that the layer of plaster was so thick that at that time it was called ‘Hunugal Vehera’ and later it was known as ‘Unagala Vehera’.
Elahara Gal Amuna is a magnificent 1st-century irrigation marvel built by King Vasabha and expanded by King Parakramabahu I. This ancient stone weir diverted the Amban Ganga into the Minneriya canal. Visitors can witness original stone masonry, reflecting the sophisticated hydraulic engineering that sustained Sri Lanka’s historic agricultural prosperity.
Angammedilla National Park is a tranquil wildlife sanctuary protecting the drainage basin of the Parakrama Samudraya. This park, once a forest reserve, offers travelers peaceful sightings of elephants, sambar deer, and diverse birdlife. Its highlight is the ancient stone sluice, a remarkable feat of 12th-century hydraulic engineering.
An archaeology team from Japan has discovered ruins of 3 stupas on 3 peaks and many other buildings at the Ali Besama site indicating that this area has been a populated areas during the Polonnaruwa period.
Ruins of a temple complex with on a large rock plateau found deep inside the jungles of Wasgamuwa. Remains of a stupa, rock cut stair cases and two rock caves with drip ledges are found here.
Ruins of a temple complex with 2 standing Buddha statues (unfinished), stupa and a remains of a building are found deep inside the jungles of Wasgamuwa.
The Somawathi National Park known for large herds of elephants is one of the four national parks set aside under the Mahaweli River development project.
![Quite well preserved Malagamuwa Wewa Bisokotuwa [1] considered the largest of Bisokotuwa structures discovered in Sri Lanka now lying forgotten and hidden on the northern end in the Jungles of Wasgamuwa - (වස්ගමුව වන තුල සැඟවුණු මාලගමුව වැව බිසෝකොටු)](https://i0.wp.com/amazinglanka.com/wp/wp-content/uploads/2022/02/malagamuwa-13.jpg?fit=300%2C198&ssl=1 "Malagomuwa Wewa Bisokotu in the Jungles of Wasgamuwa (වස්ගමුව වන තුල සැඟවුණු මාලගොමුව වැව බිසෝකොටු)")
Malagomuwa Reservoir in Wasgamuwa contains the largest Bisokotuwa ever discovered measuring 370x320cm on the sides and a depth of 390cm or more.
Deep in the jungle inside Wasgamuwa lies a rock known as Pilimagala (meaning Rock of Buddha Statue) where carvings of 2 seated Buddha statues are found. Both statues lies close to each other carved in to the rock.
The delta created by the 2 rivers at Dastota is covered in thick jungle since its inside the boundaries of a National Park. No research has been published on any ruins in the area around the Dastota Wewa except for a single place in the 1:50,000 inch map.
Ruins of an ancient stone bridge are It is located in the southwestern part of Parakrama Samudraya inside the national park of Angammedilla. It is located across a small tributary that flows from the west into the ancient Angamedilla Yoda Ela, which carries water to Parakrama Samudraya.
Unexplored ruins of Meda Vehera lies on the western border (on the opposite bank from embarkment) of the massive Parakrama Samudraya reservoir in Polonnaruwa built by king Parakramabahu the Great (1153-1186).
Weherabendigala rocky mountain mentioned here lies in side the inside the Angammedilla National Park on the southwestern side of the Parakrama Samudraya where the Angammedilla canal carry water to the Parakrama Samudraya from the Amban Ganga.
There is a ruined stupa at the top of the open Dimbutulu Gala rock hill, a 16-step carved staircase on the bedrock at the south end, and a platform trace that seems to be a building trace at the northwest end.
Kok Doowa is a small rocky island inside the massive Parakrama Samudraya reservoir in Polonnaruwa built by king Parakramabahu the Great (1153-1186). Kok Doowa means the ‘island of storks’ due to large number of birds, specially storks nesting on the rock.
Unexplored ruins of an ancient temple is found on the land where the new Keththaramaya is built. Many stone pillars lie around the structures of the ancient temple.
The remains are of a small building of unknown use that was built on the bedrock facing the Amban River. The area of the site is a square with a length and width of 3 m.
The ruins at Maluweyaya in Elahara, Bakamuna spreads on the banks of the Amban ganga and at one time of history must have made a picturesque setting for its purpose. Its possible to drive quite close to these ruins in a vehicle.
This vast water reservoir was built by King Parakramabahu the great (1153-1186) and today what you see as the Parakrama Samudraya is only a portion of his original creation.Parakrama Samudraya originally consisted of five large reservoirs separated by smaller dams to reduce the pressure on the main dam.
