On Sunday, 9 September 2012, the then Princess Máxima of the Netherlands swam the two-kilometre Amsterdam City Swim to raise money for amyotrophic lateral sclerosis (ALS) through the canals of the city. She finished the course in just under an hour.
Dressed in a wetsuit and goggles, Máxima swam through theancient, murky canals, which have not been officially designated as safe for…
