The ancient city of Polonnaruwa was established by the Chola dynasty in the 10th century AD. It is believed to be the second most ancient Sri Lankan kingdom. The remnants of the massive royal palace with 50 buildings will excite you. The efficient irrigation system installed by King Parakramabahu still provides water to the farmlands even during the driest summers. Don’t miss the opportunity to visit the archeological museum at Polonnaruwa. You will get to learn the historical and architectural significance of the place. Considering the rich culture of the land, the ancient city of Polonnaruwa was declared as a World Heritage Site. Make sure to include this historical place in your Sri Lanka tour.