After the main bulls (from the running of the bulls through the streets) get into their pen in the arena, they let out bulls that have their horns covered. These bulls are let out only one at a time from a pen. You can lie down in front of them as then charge out and hopefully they will jump over you. they didn't always jump. We did this and were in the front row for one of the other bulls, its one of the other videos. This video is a side view of the bull coming into the arena and jumping over the people lying down
The web's original travel blog
