Polytechnic Marathon Polytechnic Marathon The Polytechnic Marathon, often called the Poly, was a marathon held annually between 1909 and 1996, over various courses in or near London. It was the first marathon to be run regularly over the distance of 26 miles, 385 yards which is now the global standard. A total of eight world marathon bests were set in the Poly, including the first authenticated time under 2 hours, 20 minutes which had been regarded as the marathon equivalent of the four-minute mile. At the time of its demise in 1996, the Poly was Europe's oldest regular marathon. It had seen
Long-distance swimming Some of the better-known long-distance swims are crossings of the English Channel, Catalina Channel, Fehmarn Belt and Cook Strait. Ultra-long distance swimming is sometimes referred to as marathon swimming. The minimum distance that constitutes a marathon swim has dramatically shortened over time. Different organizations adopt various minimum distances. The swimming marathon events at the Olympic games have a distance of 10 km. Long-distance swims tend to fall into one of two categories: (1) swims in which the start date and start time are chosen by the individual swimmer (often called solo-swims), and (2) swims that involve a group-start. Long-distance swimming