Established in 1956, the Sportpark Sloten is a large sports complex located on the Riekerpolder at Sloterweg in Amsterdam - Sloten. Surrounding the stadium is an asphalt cycling circuit, 2,5 km in length. Stadia: The Velodrome Amsterdam, is one of only three covered Velodromes in the Netherlands, and played host to the annual Zesdaagse van Amsterdam (2001-2014) The gymnastics-hall Turnace.