Polonnaruwa was Sri Lanka’s medieval capital between the 11th and 13th centuries. Enclosed within three concentric walls, the city contained royal palaces, bathing ponds, monasteries and sacred architecture such as dagobas and image houses. Its grandeur was largely the creation of three kings, Vijayabahu, Parakramabahu and Nissanka Malla, although the last-mentioned emptied the coffers in doing so. At nearly 1000 years old, Polonnaruwa is one of Sri Lanka’s ancient capital cities (and part of the famous ‘Cultural Triangle’). Polonnaruwa is the 2nd largest city in north central province. But it is known as one of the cleaner and more beautiful cities in the country. The greeny environment, amazing ancient constructions, Parakrama Samudraya (a huge lake built in AD 1200.