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
Marathon des Dunes Marathon des Dunes Marathon des Dunes is a sporting event that takes places in the Sahara desert in Algeria. It was first held in 2000 and its exact location and course changes from year to year. The event usually covers the entire marathon distance of 42 km, but it splits the distance over 3 consecutive days and allows the competitors to complete the course by walking, running or any other unaided way of movement. The terrain varies from tarmac, rough terrain to sand dunes. The marathon also features a cultural program, which includes apart from the race in the mornings,