Swimming at the 2008 Summer Olympics – Men's marathon 10 kilometre require different tactics and showcase several different racing strategies that are more common to competitive cycling, marathon running and water polo than traditional pool swimming. It is one of the few Olympic sports where the athlete's coaches play a critical role during the actual event. The coaches have four opportunities to provide drinks to their athletes as the athletes swim by floating pontoons in the course. If the coach falls in the water, his or her athlete is immediately disqualified. Swimming at the 2008 Summer Olympics – Men's marathon 10 kilometre The men's marathon 10 kilometre event at the 2008
Ironman (surf lifesaving) over the years has given a much greater profile to the sport and its athletes, and has allowed many athletes to become semi-professional. Ironman (surf lifesaving) The sport of Ironman was developed in 1964 in Australia by Valentine Trainor to combine the four main disciplines of surf lifesaving into a single race; swimming, board paddling, ski paddling and running. The sport should not be confused with Ironman triathlon. It is typically run as a single event as a part of a surf life saving carnival, although it can be run as a sport in its own right. Internationally it is