1933 bridge, closed to traffic. This "camelback arch" could handle the Rio Puerco's notorious flooding.

If you are planning a Route 66 trip and want to do any side trips, you need to build them into your itinerary in advance. What looks like “only” 30 miles—or 30 minutes!—out of your way when you’re sitting looking at the map at home, could take an entire day or else not be worth doing. We planned not to miss a mile of the Route (given the various alignments already discussed), but there were cer...