Diada de Catalunya
Catalonia's National Day on September 11th commemorates the fall of Barcelona in 1714 with massive demonstrations, cultural events, castells (human towers) and sardana dancing.
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December
Fira de Santa Llúcia
Barcelona's oldest Christmas market (since 1786) fills the square in front of the Cathedral with nativity scene figures, caganers, Christmas trees and traditional Catalan holiday crafts.
September
Castells Festival Season (Catalonia)
The castells season in Catalonia runs mainly from spring to autumn, when local teams (colles castelleres) build human towers during festivals in towns across the region.
May
Aplec del Cargol
The Aplec del Cargol in Lleida is the world's largest snail-eating festival and a Fiesta of National Tourist Interest. Over three days, 200,000+ visitors consume around 12 tonnes of snails cooked in dozens of styles, while enjoying live music, competitions, and Catalan traditions.
September
La Mercè
La Mercè (officially Festa Major de Barcelona) is Barcelona's largest annual festival, celebrating the city's patron saint, Our Lady of Mercy. Held every year around 24 September, it transforms the city into a four-day programme of over 600 free events — world-class concerts, traditional Catalan folk displays, fire runs, human towers, and open-air parties across every neighbourhood.