For the past ten years, surfing legend Kelly Slater and his team have been working on a system that creates long and sustained open-barrel waves. Now they’re ready to show off what they’ve accomplished.
Thor ter Kulve and Rob McIntyre’s CanopyStair is a set of modular steps that form a spiral staircase around a tree, complete with a handrail. It can be attached without any tools and without damaging or marking the tree.
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