San Jon, NM

San Jon is a tiny farming town on I-40 in eastern New Mexico, about 20 miles from Texas. Take Exit 356 off the interstate to reach the old Route 66 alignment through town. It's a quick stop between Tucumcari and Amarillo, sitting on the high plains at 4,100 feet elevation. The restored Whiting Brothers gas station showcases classic Route 66 roadside architecture.