Thrill-seekers and spectators have gathered in Spain for the annual Fiesta de San Fermin, better known as the running of the bulls.
Have you ever made the half-mile dash through Pamplona's cobblestone streets? Do you have the scars to prove it? Or have you watched the festivities from the sidelines?
Share your stories, photos and videos, but please do not expose yourself to a risky or potentially dangerous situation.

