Ratnagiri, Orissa, is a must visit on your tour to Buddhist monuments in Orissa for its two spacious monasteries, a large Stupa, Buddhist shrines and intricately carved sculptures.
In the starting, this was an important centre of Mahayana form of Buddhism. During the 8th-9th century A.D., this became a great centre of Tantric Buddhism or Vajrayana art and philosophy. Pag Sam Jon Zang, a Tibetan source, indicates that the institution at Ratnagiri played a significant role in the emergence of Kalachakratantra during the 10th century A.D.
This is quite evident from the numerous votive stupas with reliefs of divinities of the Vajrayana pantheon. Separate images of these divinities and inscribed stone slabs, and moulded terracotta plaques with dharanis found in the excavation at Ratnagiri.
Presently this university of Buddhist learning is found in ruins that attract a number of visitors every year. For lovers of art and architecture, lay tourists as well as special groups, Ratnagiri offers in its magnificent ruins, a large brick monastery with beautiful doorways, cella, sanctum with a colossal Buddha figure, and a large number of Buddhist sculptures. There is a smaller monastery at the place along with a stone temple, brick shrines and a large stupa with numerous smaller stupas around.