Polonnaruwa is the second kingdom of ancient Sri Lanka. King Parakramabahu 4 developed many wewas and temples and establish the sustenance of the country. The Polonnaruwa Lankathilaka Image House is a monolithic Buddha image house also built by king Parakramabahu out of bricks and the outer walls are covered with elaborate designs and carvings. The golden era was ruined by king Maga by invading and destroying the temples and shrines of the kingdom. Polonnaruwa, Sri Lanka.