Salah Al-Ayyubi Castle is located in Egypt, specifically in the city of Cairo. It is a castle built by Izz Al-Din Osama at the request of Salah Al-Din Al-Ayyubi, and its history dates back to the Ayyubid era. It is worth noting that this castle is one of three other castles bearing the same name, which are distributed in other Arab countries such as Syria and Jordan, and one in Egypt is in the city of Sinai. This castle is considered one of the luxurious military castles that were built in the Middle Ages. It is characterized by its majestic architectural style, domes and high-rise towers. In addition to its many windows, and decorated walls.