yahoonewsphotos: Building human towers 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

yahoonewsphotos: Building human towers 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

yahoonewsphotos: Building human towers The tradition of building human towers or