This site is one of the most important archeological monuments in the province. It is an archaeological castle constructed from mud and stones overlooking the town of Domat Al-Jondal from a height of 600 meters tall hill. It is believed to have been built in the first century or third century AD. The Castle is in oval shape with huge walls with openings for surveillance. It has four towers, each of 12 meters height, and two deep wells. The main Castle building is consisting of two floors. There a number of rooms that were used by surveillance persons and defense guards. The Castle has witnessed several restorations between 1416 and 1423 AH. It is strongly recommended to visit this Castle as an important historical, archeological, and heritage landmark in the Kingdom.