Meet the woman who designs roller coasters

Are you a fan of roller coasters? And have you ever wondered how they are created?

You might not know that it falls into the hands of an engineer to sort out.

They're the brains behind the rides at your favourite theme parks.

We've been to Chessington World of Adventures to meet Michelle.

She's a civil engineer and it's her job to design roller coasters. Pretty cool right?

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