Endurance circuits
One guide per circuit of the Circuit game: what to know to recognise it, with the sources used.
- Circuit de la Sarthe — The Circuit de la Sarthe: 13.626 km mixing a permanent track and public roads, home of the 24 Hours of Le Mans since 1923.
- Circuit de Spa-Francorchamps — The Spa-Francorchamps circuit in Belgium: 7.004 km of hills and long sweeping corners, born on public roads in 1921.
- Daytona International Speedway — Daytona International Speedway in Florida: a steeply banked oval and a 3.56-mile road course for the 24 Hours.
- Sebring International Raceway — Sebring in Florida: a circuit built on a former air base, famous for its worn concrete and its 12 Hours.
- Fuji Speedway — Fuji Speedway at the foot of Mount Fuji: 4.563 km, a main straight of about 1.5 km and a full redesign completed in 2005.
- Circuit de Reims-Gueux — The Reims-Gueux circuit in the Marne: a triangle of public roads open from 1926 to 1972, partly listed as a historic monument today.
- Bahrain International Circuit — The Bahrain International Circuit in Sakhir: a modern desert circuit designed by Hermann Tilke and opened in 2004.
- Autodromo Nazionale di Monza — The Monza autodrome in the royal park north of Milan: 5.793 km of straights and chicanes, opened in 1922 and famous for its banked oval.
- WeatherTech Raceway Laguna Seca — Laguna Seca near Monterey, California: a 3.602 km circuit opened in 1957, famous for its Corkscrew that drops 18 metres.
- Circuit of the Americas — The Circuit of the Americas near Austin, Texas: 5.513 km opened in 2012, with a steeply uphill first corner.
- Watkins Glen International — Watkins Glen in New York State: a circuit born from public-road races in 1948, home of Formula 1 from 1961 to 1980.
- Nürburgring — Nordschleife — The Nürburgring Nordschleife in the Eifel: 20.832 km of elevation changes and corners, nicknamed the "Green Hell".
- Brands Hatch — Brands Hatch in Kent: a 3.916 km circuit set in a natural amphitheatre, host of Grands Prix and endurance races.
- Autódromo Internacional do Algarve — The Algarve International Circuit in Portimão: a hilly 4.653 km circuit opened in 2008, host of F1, MotoGP and the WEC.
- Circuit de Barcelona-Catalunya — The Circuit de Barcelona-Catalunya in Montmeló: 4.657 km opened in 1991, a straight of about 1 km and plenty of F1 testing.
- Circuit Paul Ricard — The Circuit Paul Ricard in Le Castellet: a test track opened in 1970 with the famous Mistral Straight and colourful run-off areas.
- Silverstone Circuit — The Silverstone Circuit in England: a former air base that became the first circuit of the Formula 1 World Championship in 1950.
- Indianapolis Motor Speedway — The Indianapolis Motor Speedway: a 2.5-mile oval opened in 1909, with an infield road course used since 2000.
- Canadian Tire Motorsport Park — Canadian Tire Motorsport Park, formerly Mosport, in Ontario: 3.957 km of fast, hilly track opened in 1961.
- Long Beach Street Circuit — The Long Beach street circuit in California: a 3.167 km city track inspired by Monaco, host of F1, then IndyCar and IMSA.
- Road America — Road America in Elkhart Lake, Wisconsin: 6.515 km through the hills, opened in 1955 and a regular of IMSA and IndyCar.
- Autódromo José Carlos Pace (Interlagos) — The Autódromo José Carlos Pace, known as Interlagos, in São Paulo: 4.309 km run counter-clockwise, opened in 1940.
- Autodromo Enzo e Dino Ferrari (Imola) — The Autodromo Enzo e Dino Ferrari, known as Imola: a 4.909 km circuit run counter-clockwise, opened in 1953.