Nuestra Señora de la Purísima Concepción de Acuña
Oldest mission site yet discovered in Spanish Texas, the oldest European site yet discovered in East Texas and the oldest site yet discovered known to bear the name Tejas.
1869
San Gregorio de Abó, Salinas Pueblo
The Mission of San Gregorio de Abó, built in the late 1620's, is one of four missions built in the Salinas Province of early Spanish colonization in New Mexico which today comprise Salinas National Monument.