Leave it to graphic design legend Massimo Vignelli to come up with a clever system that saved the government money—and is still in use today. Today, the national parks are represented in our visual culture primarily through photographs posted on social media. But long before people posted selfies in Yellowstone, designers were depicting the glories of the nature reserves through maps and brochures that aimed to woo travelers and convince them to visit the American outdoors.Read Full Story