Track and field centre of the stadium. The shot put features a circular throwing area with a toe board at one end. The throwing area is a sector. Some stadia also have a water jump area on one side of the field specifically for steeplechase races. Basic indoor venues may be adapted gymnasiums, which can easily accommodate high jump competitions and short track events. Full-size indoor arenas (i.e. those fully equipped to host all events for the World Indoor Championships) bear similarities with their outdoor equivalents. Typically, a central area is surrounded by a 200-metre oval track with four to eight lanes. The
Track and field and Paralympic Games. Events such as the 100 metres receive some of the highest levels of media coverage of any Olympic or Paralympic sporting event. The other two major international competition for track and field are organised by the IAAF. The IAAF had selected the Olympic competition as its world championship event in 1913, but a separate world championships for athletics alone was first held in 1983 – the IAAF World Championships in Athletics. The championships comprised track and field competitions plus the marathon and racewalking competitions. Initially, this worked on a quadrennial basis but, after 1991, it changed to