The Basilica Minore de San Luis Obispo de Tolosa is a historic church located in San Luis Obispo, California. Founded in 1772, it is one of the oldest structures in the region and serves as a significant example of Spanish colonial architecture. The basilica is named after Saint Louis of Toulouse, a 13th-century French saint. This church is part of the California Mission System and was originally established as a mission by Father Junípero Serra. It features beautiful artwork, including a stunning altar and intricate murals, attracting both worshippers and tourists alike. The basilica was designated a minor basilica by the Vatican in 2013.