Ajloun Castle is a historic fortress located in northern Jordan. Built in the 12th century by Izz al-Din Usama, it was designed to protect the region from Crusader invasions and to control trade routes. The castle features impressive stone walls and towers, showcasing Islamic military architecture of the time. The castle is situated on a hilltop, offering stunning views of the surrounding landscape, including the Ajloun Forest Reserve. Today, Ajloun Castle is a popular tourist destination, attracting visitors interested in history and architecture, as well as those who enjoy hiking in the nearby natural areas.