 A festival, "La Semana Grande" in Spanish and "Aste Nagusia" in Basque ("The Big/Main Week"), is held every year in mid-August.A major international fireworks competition is held during the festival, in which teams representing various countries and cities put on a fireworks display each night over the bay, with the winner of the contest announced at the end.The displays are sometimes accompanied by a full live orchestra performing on the boardwalk.