This annual celebration commemorates Spanish explorer Juan Bautista de Anza's 1775 expedition from Tubac to the Pacific where he founded a settlement that would become San Francisco. Enjoy a colorful re-enactment on horseback of Anza's expedition, living history demonstrations, period costumes, dancers, music, children's activities and food! Plus a 5K Fun Run and Walk in the morning. For more information call Tubac Presidio State Historic Park, 520-398-2252 or the Tubac Chamber of Commerce, 520-398-2704. FREE admission.