Former Top Gear presenter Richard Hammond has reportedly been airlifted to hospital after a horror crash in a Swiss mountain race.

The 47-year-old was involved in the "terrifying" crash in the Bergrennen Hemberg race on Saturday but avoided serious injuries.

Photos have emerged on social media showing a wrecked car in flames that the TV star was reportedly driving.

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It is believed he was driving a £2 million supercar for the Amazon show The Grand Tour before it burst into flames.

View photos Richard Hammond has reportedly been airlifted to hospital (Getty Images) More

Co-star Jeremy Clarkson tweeted that despite the "frightening" crash, Mr Hammond seems to be "mostly okay".

Images on the race's official Instagram showed vehicles drifting rally-style around a tarmac track.

View photos Richard Hammond was left in a coma after a crash in 2006 (BBC) More

A source told the Sun: “Richard is conscious but very shaken.

“He is currently being treated in hospital for a fractured knee and having the once over. It’s quite incredible he’s come away from this with nothing more serious quite frankly.

It was the biggest crash I've ever seen and the most frightening but incredibly, and thankfully, Richard seems to be mostly OK. — Jeremy Clarkson (@JeremyClarkson) June 10, 2017

"The crash was really bad. The car completely flipped and then burst into flames.

"There was real concern for Richard but the emergency services were quickly on hand and he’s a very lucky boy.

View photos Richard Hammond, Jeremy Clarkson and James May (Picture: PA) (PA) More

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