This relic is one of the important vestiges from the times of the Portuguese and their domination on the coastal areas and islands of the Persian Gulf. copyright itto.org The Fort of Our Lady of the Conception (Portuguese Castle) is located in north of this island. This structure was constructed in the year 1507 AD. undefined on the orders of Alfonso de Albequrque the renounced Portuguese navigator. itto.org The same was constructed in a vicinity known as Murna. It is an irregularly shaped and multi-sided construction, with walls to the thickness of 3. 5 m and towers reaching an elevation of 12 m.