Caldes de Montbui Main Festival Activity · Caldes de Montbui, Vallès Oriental, Barcelona The Festa Major i Capvuitada of Caldes de Montbui has been celebrated since 1861 around the second Sunday of October, the feast of the Mare de Déu del Remei; the Fundació Santa Susanna also organises a raffle and displays of castellers, giants, stick-dancers and devils during the "capvuitada" (eight-day festival). 9 d'octubre Photo: El senyor dels Bertins (CC BY-SA 2.0) What to see and do in Caldes de Montbui