The Nurburging in Germany is one of the most gruelling courses in the world with a total of 173 turns spanning 28km.
It also goes by the nickname 'Green Hell' and for good reason; the infamous track has seen plenty of crashes over the years, some worse than others.
Testing man and machine
The track is open to both professional racers and the public, hoping to hone their skills on track.
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Sadly, crashes are a common occurrence at the track.
Check out some of the most insane crashes at the famous track: