Saltillo - City in Coahuila, Mexico

"Saltillo, is the capital and largest city of the northeastern Mexican state of Coahuila and is also the municipal seat of the municipality of the same name. Mexico City, Monterrey, and Saltillo are all connected by a major railroad and highway. As of a 2015 census, Saltillo had a population of 807,537 people, while the population of its metropolitan area was 923,636, making Saltillo the largest city and the second-largest metropolitan area in the state of Coahuila, and the 19th most populated metropolitan area in the country. - Wikipedia"