photos

Human tower

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, Spain. The tradition of building human towers or "castells" dates back to the 18th century and takes place during festivals in Catalonia, where "colles" or teams compete to build the tallest and most complicated towers.

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.

AP Photo/Emilio Morenatti