The Castillo de San José is a historic fortress located in Lanzarote, one of the Canary Islands, Spain. Built in the 18th century, it was designed to protect the island from pirate attacks and invasions. The castle features a unique blend of military architecture and local materials, showcasing the island's cultural heritage. Today, the Castillo de San José houses the International Museum of Contemporary Art, which displays a collection of modern artworks. Visitors can explore the fortress's impressive structure while enjoying panoramic views of the surrounding landscape, making it a popular tourist attraction in Lanzarote.