A 400-year-old event called "Shearing of the Beasts" took place in Sabucedo Village, northwestern Spain, August 29, 2021. /CFP

During the festival, participants herd hundreds of wild horses from the nearby mountains into an arena known as "curro" to trim their manes and mark them. /CFP

Photo taken by Miguel Riopa shows a tamer wrestling over a wild horse, trying to bring it down and reach its mane. /CFP

All the marked horses are taken back to the mountains after the event. /CFP