A racetrack designed to accommodate various types of auto racing class
including Indy, CART, Formula 1 etc. is disclosed. The race track of the
present invention is a continuous closed circuit track with at least two
loops which loop about a common center area and with track passing over
itself at least once by a nonlevel crossing such as an overpass so that
the track does not have a level crossover and thereby allowing a vehicle
making an entire circuit of the track the option of only making turns in
one direction and not passing over any portion of the track more than
once is a single circuit of the track.