The teams include up to 500 members who climb atop each other to form up a human pyramid of up to ten tiers. At the pinnacle is a child, often as young as five years old who wear foam helmets to protect them from injury.
This year saw a the first entry by a foreign team. "Els Xiquets de Hangzhou", from China who came in second place.
The top prize was taken by a team from Vilafranca which triumphed for the eighth consecutive time.
Watch a video of the winning tower here:
The tradition dates back to the 18th century in the Catalonia region and is believed to originate from the human towers built by dance groups.
It has been declared a valued example of intangible Cultural Heritage by Unesco.
Incredible aerial shots show the riot of colour on display at the contest.