One of the most unusual pastimes in Spain is castells, the Catalan tradition of human castle-building. And the biggest event of the year for those who like to make forts out of people is the Concurs de Castells (Castle Competition) in Tarragona which took place on October 7 this year.
The Guardian newspaper has a cool gallery of pictures from the event. Check them out here: Human Castle-Building Photos
If you're visiting Spain and don't want to miss cool events such as this one, be sure to check out my Calendar of Events in Spain before you travel.