Saltillo and Austin share a unique history as the two capitals of Texas. Saltillo was the capital when Texas belonged to the Mexican state Coahuila, before Austin became the capital of the Republic of Texas. Saltillo is Austin's oldest Sister City.

Saltillo and Austin share a unique history as the two capitals of Texas. Saltillo was the capital when Texas belonged to the Mexican state Coahuila, before Austin became the capital of the Republic of Texas. Saltillo is Austin's oldest Sister City.