Two open practices at M&T Bank Stadium. Includes a lottery on Ravens website for fans to compete to win a chance to win free tickets to attend and watch 1 of 14 team camp practices at the Under Amour performance Center in Owings Mills. Lottery submissions due by Wed., June 29, 5 p.m. Team will alert winners by Fri., July 15. M&T Bank stadium practices free and open to all fans. Aug. 1: Military Appreciation Day and Aug. 6: Fireworks Night.