I’m not sure I would consider the analogous for trails, or that they would produce anything as interesting as these 3D drawings: bicycles-built-based-on-peoples-attempts-to-draw-them-from-memory
The title is deceiving as the bikes are not “built,” they are merely 3D drawings that look real(ish). The drawings probably took a considerable amount of time to ‘build’…Drawn as Drawn.