Situated along Route 66, Amboy, Calif. once boasted 200 residents, three gas stations, three motels, two cafes, a post office ...

The Luna Cafe actually predates Route 66, having opened its doors in 1924, just two years prior to the highway's completion. Back in Prohibition times, its basement hosted underground gambling.

A customer sits at the counter of the Route 66 Cafe located in Santa Rosa, New Mexico. Steven Clevenger/Corbis via Getty Images, FILE NTHP warned that important steps need to be taken immediately ...

This restaurant claims to be the oldest continuously operated restaurant on Route 66, now celebrating 100 years, and is listed on the National Register of Historical Places and the National Park ...