Balcony being printed
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Houses being 3D printed

3 May 2014 Last updated at 12:15 BST

Houses are being 3D printed in the Netherlands and the team creating them says it's the way to make cities in the future.

They are printed with a plastic based on plant oils, and the creators claim it's waste-free and eco-friendly.

Watch Jenny's report to see different parts of the house being made...