San Fermín a fireworks display at the city hall. This closing ceremony tradition started out in the 1920s. The running of the bulls (In Spanish "encierro or los toros de san Fermin") involves hundreds of people running in front of six bulls and another six steers down an 825-meter (0.51 mile) stretch of narrow streets of a section of the old town of Pamplona. The run ends in the Pamplona's bullring taking a mean time of around 3 minutes where the bulls would be held until the afternoon's bullfight when they would be killed. Bullruns are held between July 7 and 14
Running of the bulls of the herd has entered the bullring and its corral respectively, marking the end of the event. The average duration between the first rocket and the end of the encierro is two minutes, 30 seconds. The encierro is usually composed of the six bulls to be fought in the afternoon, six steers that run in herd with the bulls, and three more steers that follow the herd to encourage any reluctant bulls to continue along the route. The function of the steers, who run the route daily, is to guide the bulls to the bullring. The average speed of the