Every summer since 1968, racers have flocked to Mammoth Lakes for this classic event – the oldest continuous running motocross in the USA. The track has changed a little over the years, but the fun hasn’t. Many of the top racers in the world have honed their skills at this event. There have been some epic battles over the years and many racers have made a name for themselves on this track. Speaking of the track, check out the track map: