This is the oldest Jewish temple in the world. It is in Djerba island south east of Tunisia.Actually the temple was found as early as, the 6th century B.C. Just after the destruction of the Jerusalem first temple by the Assyrian Nabuchodnassar the II.
The jews in this island are the real descendants of the israelites tribes and are believing not to be ashkenaze nor sepharads.Apart from the originality of the building itself, it is believed that the foundations of the edifice has and contains some stones brought by the founding forefathers, straight from Jerusalem temple. This temple and other sacred places rae subject to an annual event ( the hiloula) which is rather a pilgrimage for the whole jews of the European diaspora or of north african origins.