Many villages of native Luise?o Indians were originally located in San Jacinto Valley. When Spanish explorer Don Juan Baptista de Anza of Tubac, Arizona, passed through this area in 1774, he named it San Jacinto, which translates to St. Hyacinth. After Spain ceded the area to Mexico, the Estudillo family of San Diego received a land grant in 1842 that included the San Jacinto Valley, and the settling of immigrants from the east soon followed. The...