[3] Dematamal Viharaya is a historic Buddhist temple located in Okkampitiya, Monaragala District, in the Uva Province of Sri Lanka.

The temple complex includes a stupa (dagoba), an image house, and other structures that reflect the architectural style of the Anuradhapura period.

It is a place of worship and a site where numerous ancient artifacts and inscriptions have been discovered, shedding light on Sri Lanka's rich Buddhist heritage.

It remains an active place of worship and a popular destination for both pilgrims and tourists interested in Sri Lankan history and Buddhism.

Visiting Dematamal Viharaya offers a glimpse into the ancient Buddhist traditions and the historical narrative of Sri Lanka, making it a notable site for those interested in the island's heritage.