Thousands cram together in Spain's Pamplona for San Fermin festival

A huge crowd gathers in central Pamplona, northern Spain, for the "Chupinazo" (rocket launch) marking the official start of the San Fermin Festival. Thousands of people every year attend the week-long festival and its famous bull runs in which six bulls are released at 8:00 A.M. every day starting July 7. 

The festival of San Fermín is a traditional celebration held annually in the city of Pamplona, Navarre, Spain. The celebrations start at noon on 6 July and continue until midnight on 14 July. A firework starts the celebrations and the popular song is sung at the end.