Two brothers have achieved a world first by flying a manned bathtub around a gym.
Da Vinci himself would have been proud of the human-sized flying machine which was piloted around the empty hall in Germany.
It's the brain child of Johannes and Philipp Mickenbecker, who used drone technology but on a larger scale.
The pair – who call themselves The Real Life Guys – spent two months sourcing the components for the project, which required special stabilising propellers.
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