Offbeat Traveler: Tarragona, Spain human tower competition
Team Castellers de Vilafranca (teal shirts) forms a human tower at the Tarragona Castells Competition. (David Ramos / Getty Images)
Castellers de Vilafranca starts its tower. Members of a group are identified by the color of their outfits, usually their shirts. The color of each team is typically associated with their town. (David Ramos / Getty Images)
Team Jove Xiquets de Valls. (Jaume Sellart / EPA)
Team Castellers de Lleida. (David Ramos / Getty Images)
Competitors put on their cummerbunds, which supports their back and are used as footholds by other team members. (David Ramos / Getty Images)
Caprogossos de Mataro constructs its tower. (David Ramos / Getty Images)
Members of team Caprogossos de Mataro form the tip of their tower. Some are wearing specially designed helmets that protect their heads and are cushioned on the outside so they don’t injure other team members. (David Ramos / Getty Images)
Team Vella de Valls. (David Ramos / Getty Images)
Vella de Valls starts its tower. (David Ramos / Getty Images)