The story of America’s interstates is usually told as a straightforward tale of postwar progress, but the real origins are stranger and more contested than the green signs suggest. The Dwight D.

This map was apparently part of a major lobbying effort to secure funding from the Congress to complete the Interstate Highway System. Show more The highway system, adopted by Congress in 1956, was a ...

At first glance, the U.S. Interstate Highway system might seem like a logical grid-based masterpiece with a semblance of order behind its numbering system. Odd-numbered interstates run from north to ...

Beyond the questionable accuracy of even modern maps, none are thought to include all the shaft openings, test pits, entrances and even entire mines that were constructed in New Jersey. Interstate 80 ...