"It’s a rock and roll maxim that, despite all the arenas in the world, the biggest show of all is the hometown show."

A concerted push by the IOC has put action sports on the roster, but it's also divided the followers of each sport.

San Sebastian surfers are fighting a wavepool in their hometown, which is also the hometown of Wavegarden's founder.

Four days to go and the 'phoons are firing! Will they deliver good surf for the Olympic surfing event?