Muscat has a number of museums. These include Museum of Omani Heritage, National Museum of Oman, Oman Children's Museum, Bait Al Zubair, Oman Oil and Gas Exhibition Centre, Omani French Museum, Sultan's Armed Forces Museum and the Omani Aquarium and Marine Science and Fisheries Centre. The Bait Al Falaj Fort played an important role in Muscat's military history.