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Historic Castellers Day (La Mercè Festival)

Diada Històrica Castellera (La Mercè)

Barcelona, Spain

Sep 25 - 27, 2026ExpectedSource

During Barcelona's great La Mercè festival each September, the city's main square fills for one of Catalonia's proudest sights: the building of human towers. Teams called colles climb onto one another's shoulders to raise castells many stories high, in a daring tradition that ends with a small child scrambling to the top.

Key moments

Day 2 · Sep 26

Historic Casteller Performance

Spectators experience the spectacle of castells in an iconic city plaza during the festival, often timed near the Catalan National Day celebrations.

~12:00

Where it happens

Plaça Sant Jaume

Barcelona, Spain

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How to show up well

Respect local boundaries

Stay in spectator areas, keep pathways clear, and respect performance barriers. Follow city...

Read the local rhythm

This is on a major public square; yield to crowds and avoid blocking streets. Be mindful of...

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Practical notes

Crowds & timing

Crowd level: high.

Tickets

Free events are available.