Trail building concept design and research in ink and watercolors by Frits Ahlefeldt – See all the hiking.org illustrations here
See all trail design drawings here
Research of stairs along trails
Text and concept sketch by Frits Ahlefeldt. Hiking.org
Research sketch of a simple ways to use timber to create a simple kind of steps on trails
Illustration is part of my research into ways to design, build and maintain hiking trails around the world.
See more stair designs here
Keywords: trails, stairways, less is more, design, architecture, hiking, innovation, sketch, pencil, drawing, concept