Covering 6 square blocks of downtown Tucson from El Presidio Park and Jacome Library Plaza; TMY is the largest Folklife Festival in Arizona-Sonora. Upcoming Festival Dates: Friday OCTOBER 13, 11am to 10pm (there is a recess on all 3 stages on Friday from 2-5pm due to government offices at work, but food and vendors and artists will still be open); Saturday OCTOBER 14, 11am - 10pm; Sunday OCTOBER 15, 11am -6pm.