The Sunday following the feast of San Blas, which is celebrated on February 3, takes place in Campos this curious procession that starts from the center of town to the oratory of Sant Blai, located four kilometers and a half in the direction of Colonia de Sant Jordi.
The pilgrimage takes place on foot, bicycle or horse and in Campos it is known as A Sant Blai sense fum (In Sant Blas without smoke), once in the chapel a Mass is celebrated followed by children games and ball de bot, ending with a fellowship meal in the Jardín de las Palmeras (lunch 10€).
The oratory of Sant Blai, one of the first churches in Mallorca, already documented in 1248. It is of an early Gothic style with a rectangular shape and a single nave.