Running of the bulls run in the town every 13 November, for ever after. As of 2013 the bull run had been revived as a ceremonial, festival-style community event. A variation is the nightly "fire bull" where balls of flammable material are placed on the horns. Currently the bull is often replaced by a runner carrying a frame on which fireworks are placed and dodgers, usually children, run to avoid the sparks. In 2008, Red Bull Racing driver David Coulthard and Scuderia Toro Rosso driver Sébastien Bourdais performed a version of a 'bull running' event in Pamplona, Spain, with the Formula One cars chasing
Running of the bulls wooden fences is erected to direct the bulls along the route and to block off side streets. A double wooden fence is used in those areas where there is enough space, while in other parts the buildings of the street act as barriers. The gaps in the barricades are wide enough for a human to slip through but narrow enough to block a bull. The fence is composed of approximately three thousand separate pieces of wood. Some parts of the fence remain in place for the duration of the fiesta, while others are placed and removed each morning. Spectators can