Go see J Bar W Ranch's "Battle of the Beasts," where 25 professional bull riders participate in a rodeo. Riders must stay on the animals for eight seconds with one arm in the air. Women will compete in barrel racing, a timed horse run between three barrels. The 7 p.m. event takes place in the Horse Show Ring at the Maryland State Fair, 2200 York Road in Timonium. Hours for the fair are 10 a.m. to 10 p.m. daily. Call 410-252-0200 or go to marylandstatefair.com.