Photos show the start of the annual Running of the Bulls festival

Revellers cool off with water thrown from balconies during the start of nine days of uninterrupted partying in Pamplona's famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Revellers cool off with water thrown from balconies during the start of nine days of uninterrupted partying in Pamplona’s famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses)

By MIGUEL OSES

PAMPLONA, Spain (AP) —

Thousands of revelers ran, skidded and tumbled out of the way of a stampeding group of bulls at the opening run of the San Fermín festival in Spain on Monday.

This is a photo gallery curated by AP photo editors.

Revelers pack the main square during the start of nine days of uninterrupted partying in Pamplona's famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Revelers pack the main square during the start of nine days of uninterrupted partying in Pamplona’s famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses)

Revelers run with bulls from Fuente Ymbro ranch during the first day of the running of the bulls at the San FermÌn fiestas in Pamplona, Spain, Monday, July 7, 2025. (AP Photo/Miguel Oses)

Attendees wait on their balconies as rain begins to fall during the first day of the running of the bulls, at the San Fermín fiestas in Pamplona, Spain, Monday, July 7, 2025. (AP Photo/Miguel Oses)

Revelers run with bulls from Fuente Ymbro ranch during the first day of the running of the bulls at the San Fermín fiestas in Pamplona, Spain, Monday, July 7, 2025. (AP Photo/Miguel Oses)

Revelers run with bulls from Fuente Ymbro ranch during the first day of the running of the bulls at the San Fermín fiestas in Pamplona, Spain, Monday, July 7, 2025. (AP Photo/Miguel Oses)

Revelers hold up red neckties as they pack the main square during the start of nine days of uninterrupted partying in Pamplona's famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Revelers hold up red neckties as they pack the main square during the start of nine days of uninterrupted partying in Pamplona’s famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses)

A revellers cools off with water thrown from balconies during the start of nine days of uninterrupted partying in Pamplona's famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses) — A revellers cools off with water thrown from balconies during the start of nine days of uninterrupted partying in Pamplona’s famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses)

Revelers drink from leather wine sacks as they pack the main square during the official start of nine days of uninterrupted partying in Pamplona's famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Revelers drink from leather wine sacks as they pack the main square during the official start of nine days of uninterrupted partying in Pamplona’s famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses)

Revellers cool off with water thrown from balconies during the start of nine days of uninterrupted partying in Pamplona's famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Revellers cool off with water thrown from balconies during the start of nine days of uninterrupted partying in Pamplona’s famed running-of-the-bulls festival in Pamplona, Spain, Sunday, July 6, 2025. (AP Photo/Miguel Oses)

French "rejoneadora," or mounted bullfighter, Lea Vicens greets the crowd during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses) — French “rejoneadora,” or mounted bullfighter, Lea Vicens greets the crowd during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses)

Spanish "rejoneador," or mounted bullfighter, Guillermo Hermoso de Mendoza performs during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Spanish “rejoneador,” or mounted bullfighter, Guillermo Hermoso de Mendoza performs during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses)

French "rejoneadora," or mounted bullfighter, Lea Vicens performs during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses) — French “rejoneadora,” or mounted bullfighter, Lea Vicens performs during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses)

Spanish "rejoneador," or mounted bullfighter, Guillermo Hermoso de Mendoza reacts to the crowd during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Spanish “rejoneador,” or mounted bullfighter, Guillermo Hermoso de Mendoza reacts to the crowd during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses)

Spanish "rejoneador," or mounted bullfighter, Roberto Armendariz performs during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses) — Spanish “rejoneador,” or mounted bullfighter, Roberto Armendariz performs during a bullfight on horseback at the San Fermin Festival in Pamplona, northern Spain, on Sunday, July 6, 2025. (AP Photo/Miguel Oses)