Architecture
of Anuradhapura-Moonstone,Guardstone,statues and sculptures
Ratnapasada
or the Chapter House - where the Famous Guardstone of Anuradhapura resides-Ratnapasada
was built around 164-192 AD.by King Kanitta Tissa.Later in AD 772-792, King
Mahinda II had this enlarged to a building with many stories.