Participants walk maintaining a human tower or "Castellers" during the Saint Merce celebrations in San Jaume square in Barcelona, Spain.
AP Photo/Emilio Morenatti
Participants join hands while building a human tower or "Castellers", during the Saint Merce celebrations in San Jaume square in Barcelona, Spain.
AP Photo/Emilio Morenatti
Members of the Castellers Joves Xiquets de Valls form a human tower or "Castellers"during the Saint Merce celebrations in San Jaume square in Barcelona, Spain.
AP Photo/Emilio Morenatti
Catalonia president Quim Torra gives a thumbs up after taking part in building a human tower or "Castellers", during the Saint Merce celebrations in San Jaume square in Barcelona, ...
AP Photo/Emilio Morenatti
Attendees hold "esteladas" or independence flags ahead of the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of the "Colla Vella dels Xiquests de Valls" try to complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
A participant reacts as members of the "Nens de Vendrell" try to complete their human tower, during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of the "Castellers de Villafranca" try to complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of the "Colla Joves Xiquets de Valls" try to complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of "Castellers de Sants" complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of "Castellers de Sants" fall as they try to complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of the "Colla Vella dels Xiquests de Valls" try to complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of "Castellers de Sants" complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of "Castellers de Sants" complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.
AP Photo/Emilio Morenatti
Members of the "Colla Joves Xiquets de Valls" complete their human tower during the 27th Human Tower Competition in Tarragona, Spain.