9 Most amazing treehouse designs in the world, see once

9 Most amazing treehouse designs in the world, see once

The Sustainability Treehouse in West Virgina was opened in 2013 and was designed by Mithun Architects. The treehouse sits at the edge of the Appalachian forest within the 10,600 acres of the Summit Bechtel Reserve and serves as a centre for the Boy Scouts of America.

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