The vintage El Don Motel on historic U.S. Route 66 — the onetime “Mother Road” from Chicago, Illinois, to Santa Monica, California, during the “golden years” of family automobile travel from the 1930s to 1950s — as it winds, still largely intact, through Albuquerque, the largest city in New Mexico. On the postcards it gave to guests, it touted its “Tubs and Showers. Tiled Baths. Free Radios. Air Conditioned. Wall-O-Matic Heat,” with “Restaurants near. “ Photo by Carol Highsmith 2020.