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
2015 Ironman World Championship Muskoka, Los Cabos and Lake Placid. The majority of these listed events occur after the qualifying period has ended, August, and near the date of the annual Championship event in October. This would also mark the first time since 1985 that an Ironman race will not offer a prize purse. For the 2015 Ironman Championship qualifying period this affects Ironman Lake Placid and Ironman Boulder. <nowiki>*</nowiki>Ironman Lake Tahoe was canceled due to smoke from the King Fire. Amateur only competition. 2015 Ironman World Championship The 2015 Ironman World Championship was a long distance triathlon competition held on October 10, 2015