Tree tunnels are perfect examples of how nature can be shaped over many years by humans and other external influences. When paths and roads are carved into the ground, nearby trees bend outward into the new patch of light to receive more energy for photosynthesis. This process continues until the tree branches on either side completely overlap, forming a thick ceiling over the pathway beneath.
Steve Matteson has designed some of the most ubiquitous typefaces in the world, and engineered versions of Times New Roman, Arial, and Courier for Microsoft. Here, he reveals why every letter you see looks the way it does.