Behind the Scenery: The Subtle Art of Crafting Public Wilderness Trails
The US's hundreds of thousands of nature trails do not emerge naturally (as some might imagine) from regular use. In fact, their “natural” appearance is the byproduct of extremely conscientious design.
Fecha: February 27, 2017 at 07:20PM
via Digg Nature: http://ift.tt/2lZoRGO
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