The Castillo de Almenara is a historic castle located in the province of Castellón, Spain. Built in the 13th century during the Reconquista, it served as a strategic military stronghold. The castle features a rectangular layout and is constructed from local stone, showcasing the architectural style of its time. Perched on a hill, the castle offers panoramic views of the surrounding landscape, including the nearby Sierra de Espina mountains. Although it is now in ruins, the site remains a popular destination for history enthusiasts and hikers, providing insight into the region's medieval past.