In 2012, a retired Florida art professor began cementing discarded bottles into his yard: more than 6,000 bottles, later, he built a house, lighthouse, and giant geodesic sphere

In 2012, retired art professor Leon Wiesener set out to build a house from glass bottles in his small Florida town. Just 11 months later, he had transformed more than 6,000 discarded bottles into a pentagonal structure in his backyard.

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