The Presidio of Santa Barbara is a historic military outpost located in Santa Barbara, California. Established in 1782 by Spanish settlers, it served as a defensive structure and a base for the Spanish mission system in the region. The Presidio played a crucial role in the early history of California, reflecting the Spanish colonial influence. Today, the Presidio is a popular tourist destination, featuring restored buildings and archaeological sites. Visitors can explore the Presidio Chapel, the El Cuartel (the oldest surviving building in Santa Barbara), and learn about the area's rich history through exhibits and guided tours.