The highlighted green area is Coahuila state.

Coahuila, a border state whose name in Nahuatl means flying serpent witnessed the evangelization and colonization of the north of Mexico. Its has had a rich history, since it was the site of events that influenced the country?s development from pre-historic times through Independence to the revolutionary era. Its capital, founded in 1577, was originally named Villa de Santiago de Saltillo. The region was inhabited by Indians brought in from Tlaxcala during colonization.

The state has several attractive features, such as its forests, springs, deserts, large cities and small villages. However, its main attraction is undoubtedly its open, friendly people. The state is divided into four distinct areas; the southeast, an area of valleys and mountains, as well as historical and paleontological sites and fascinating museums, the center, with the industrious city of Monclova as its focal point; the border, Piedras Negras being the most important city in the area, and La Laguna, a semi-desert area where the Coahuilans overcame adverse conditions.