What Happened to US Highway 66's Spur Routes?
While the history of Route 66 is extremely well documented, both by myself and other transportation historians and bloggers, its child routes don't often get the same amount of attention. Of course, none of these routes had anywhere near the impact of 66 on our culture, but I think each one has a bit of interesting discussions about them to blog about. US Route 66 had seven spur routes from 166 to 666, with two different 366's in existence at different points in history, although none of these roads' legacies came close to that of its parent, with the possible exception of the infamous Devil's Highway , which necessitated a numbering change to US-491 in 2003. While Route 66 itself has a fairly bloody and dark history that isn't as discussed as much in nostalgia, so too does a few of its spur routes. EB US-166 assurance shield. Alex Nitzman photo. The poor engineering and high speeds of US-666 were the actual catalysts of the fate of the Devil's Highway, and a