Mission San Juan, officially known as Mission San Juan Capistrano, is one of the 21 California missions founded by Spanish Franciscan missionaries. Established in 1776, it was named after Saint John of Capistrano. The mission played a significant role in the spread of Christianity among the Native American population and served as a center for agriculture and trade. The mission features a beautiful church, gardens, and historic buildings that reflect the Spanish colonial architecture. Today, Mission San Juan is a popular tourist destination, offering visitors a glimpse into California's early history and the mission system that shaped the region's development.