Alvaro Barrientos, Associated Press
"Encierros," a Spanish expression describing the revelers who run along the streets in front of the bulls at the San Fermin festival, run with cars from the Motor Racing F1 Red Bull Team as they drive down a street in Pamplona, Spain, on Saturday. Next Sunday at midday is the beginning of the famous San Fermin Fiestas.

"Encierros," a Spanish expression describing the revelers who run along the streets in front of the bulls at the San Fermin festival, run with cars from the Motor Racing F1 Red Bull Team as they drive down a street in Pamplona, Spain, on Saturday. Next Sunday at midday is the beginning of the famous San Fermin Fiestas.