The 40th annual El Tour de Tucson attracts bicycle riders from around the world to cycle the perimeter of Tucson. Expo and fiesta with vendors on November 16 (noon-9pm)-17. Ride is November 18 (6am-6pm). The expo is held at Tucson Convention Center, 260 S. Church Avenue. Cost: $15-300 to ride. The expo is free. For more info visit El Tour de Tucson.