Board Thread:Game Discussion/@comment-122.163.40.148-20150927074904/@comment-25956839-20151017154612

Top gear test track was used in Gran Turismo 5, but not 6:


 * http://gran-turismo.wikia.com/wiki/Top_Gear_Test_Track

Due to the figure 8 it can't be a race track, it could still be used as a time trial.