Ramana Tower (Azerbaijani: Ramana qalası) – is a tower in Ramana village of Baku and dated back to the 12th century. Height of the tower is 15 metres (49 ft).[2][3] Exact construction date of the tower, which is built of white stone, is not known. It is considered that the tower was built for the purpose of defense and used as a castle during the Shirvanshahs’ reign.[4]