The Inca civilization, despite its astounding achievements, is often remembered for what it didn't have. They never invented the wheel, never figured out the arch, and never discovered iron. Yet, they were masters of another craft – fiber. The Incas harnessed the power of nature to build ships, armor, weapons, and even bridges. Among these incredible feats of fiber engineering … [Read more...] about The Last Incan Suspension Bridge: Woven from Grass and History