The Brno Circuit ( Masaryk -Ring, Czech Masarykův okruh ) is a motorsport race track on the western outskirts of Brno, Czech Republic. The track was rebuilt between 1985 and 1987 in the forest area Podkomorske lesy between Ostrovačice Žebětín. Since 1994, the Brno Circuit AG is the operator of the route.
The original route of the Masaryk - ring in 1930 for the first time traveled and used until 1986. It was made public, closed-off streets for the races, and initially had a length of over 29 kilometers. Over the years it was shortened due to the increasingly stringent safety regulations at the end almost eleven kilometers. Mid -1980s did not meet the security requirements, this course of time, and it was decided to build a permanent race track from 1985.
The new Automotodrome used today, which is about ten kilometers from the pit facilities of the old ring, was opened in June 1987 and is located within the old road course. She is since 1987 the venue for the Grand Prix of the Czech Republic ( to 1991 Grand Prix of Czechoslovakia ). In addition, the Supersport and Superbike World Championship and the World Touring Car Championship host (WTCC ) on the Automodrom annually their Czech runs.