The track used for the 1936 Games was completed in 1934.
Both tracks can be used together in the final production.
Only a single track was being used because of engineering works.
The track was first used in the last weekend of July 2008.
From the beginning, the track was used for one side of the circuit.
The middle track is generally not used in revenue service.
Since 1911 the track had been used just once a year, for the Indianapolis 500 race.
The track was used for practice sessions between 1957 - 1959.
The track was also used for club days, practice and record attempts.
All but one of the races in the game are held on the tracks used for the real 1967 season.