Red Bull Ring – circuit information · RaceFans

The Red Bull Ring in Austria has had three different names and two significantly different configurations during its time on the F1 calendar.. After a one-off world championship race on the bumpy Zeltweg airfield in 1964, the nearby Osterreichring became the new venue for the Austrian Grand Prix in 1970 and immediately proved one of the fastest courses on the schedule.

: https://www.racefans.net/f1-information/going-to-a-race/red-bull-ring-circuit-information/