The Seated Samadhi Buddha Statue of Gal Vihara- Polonnaruwa. Gal vihara or Uttara Arama was built by King Parakramabahu I (1153-1186 AD). The Buddha image is in deep meditation Samadhi and in Virasana seated posture. The Throne is decorated by Lion figures and Thunderbolts. This Image house is named Vijjadharaguha and was brick vaulted. See the remaining brick structure of a very wide wall in the photograph.