this biannual competition pits rival villages in the cat loania region against one another to see which ones can erect the tallest and biggest castells, or human castles. this is woman is a chief communicator for the debut le franca. >> it's the world cup of the human towers because this is the only official day for the competition and at the end, the winner receives a trophy >> castellas devilla franca has won the competition eight times, including the last five in a row. a cstell is only considered a success if it can be dismantled without collapsing and kraue ii those at the base underneath.