The Treetop Walkway at Kew Gardens is 59 feet high and 656 feet in length. Designed by Marks Barfield Architects, the same firm that designed the London Eye. The walkway’s journey takes you up and into the canopy of sweet chestnut, lime (Tilia spp.), and deciduous oak trees. Handrails are laminated chestnut and the structure is Corten steel.
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