It's called the Sartiglia "and is one of the most popular since ancient Sardinian traditions. The term derives from the Spanish sortija, meaning ring, and is in a race where the riders to gallop their horses must pierce a star-shaped ring with a sword. The Sartiglia is run twice a year: the last Sunday of Carnival, and the Tuesday before Ash Wednesday.

The party that celebrates the city are grouped almost all in May: from the first Sunday, which celebrates St. James, St. Saviour, St. George, Our Lady of Mount San San Win and Anatolia. The second Sunday of May instead, it celebrates Our Lady of Snow, the patron saint of Arzachena, whose feast day is renewed during August with the procession, and will also celebrate St. Peter, St. Nicholas, St. Victor and Our Lady of Peace. On May 15, however, is celebrated throughout Sardinia, Isidore, whereas Olbia celebrates San Simplicio for the latter, the rituals and festivities begin several days before, and are held in the Basilica of the same name.

The penultimate Sunday of May but we celebrate: Our Lady of Grace, Our Lady of Cabu Abbas, St. Elizabeth, St. Just. In all mentioned on festivals, folklore, festivals, and performances, accompanying the festivities for several days.