Dutch TT
[1] The venue holds the record for being the only circuit to have hosted a motorcycle Grand Prix event every year since the series was created in 1949,[1] with the exception of 2020 when the race was cancelled due to the outbreak of COVID-19.[5] The 1925 races were held on a 28.4 km (17.6 mi) street circuit in the shape of a triangle between the towns of Borger, Schoonloo and Grolloo.From 1926 to 1955, the races were held on a 16.536 km (10.275 mi) rectangular shaped street circuit through the towns of De Haar, Hooghalen, Laaghalen and Laaghalerveen.In 1955, a new 7.705 km (4.788 mi) circuit was created which still used public roads but, more closely resembled a modern race track.2016–2019: 105,000 A pink background indicates an event that was not part of the Grand Prix motorcycle racing championship.