earthlingSix groups of participants form a human tower called a "castell" during the biannual human tower competition in Tarragona, #Spain, October 6. REUTERS/Albert Gea
RiCK SAUNDERSBest video I've seen on Catalonia's incredible sport of human tower building.
The death-defying human towers of Catalonia | 7NEWS Spotlight
@Om*tower belly flop...