Photograph of an outside wall of the home of Jesus Treviño, the founder of San Ygnacio, also called the Treviño Uribe Rancho. Two doors are visible on the wall.

Photograph of an exterior view of the home of the founder of San Ygnacio, Jesus Treviño, also called the Treviño Uribe Rancho. The home has a roof of corrugated tin, and a chimney is visible. A prickly pear plant grows on the roof next to the chimney.

Photograph of a hand-carved sandstone marker for an earthen dam that was built by José Maria and Manuel Maria Uribe in the 1870's. The dam is located on the Rancho La Union in Zapata County.

Photograph of a historical marker by the Texas State Historical Survey Committee outside the home of Jesus Trevino, the founder of San Ygnacio. The home was originally built in 1830.

Photograph of the exterior opening of a tronera (gunport) in the main house on Rancho San Francisco in Zapata County. The house was built in the 1840's.

Photograph of a home altar in Zapata, Texas. The altar has several religious images, framed pictures, candles, and two floral arrangements.

Photograph of an outer wall and steps leading to an entrance of the Treviño Uribe Rancho (the historical home of Jesus Treviño, the founder of San Ygnacio) in San Ygnacio, Texas. Two doorways are visible on the wall, and there are some trees visible in the background.

Photograph of an exterior wall of the Treviño Uribe Rancho (the historic home of Jesus Treviño, the founder of San Ygnacio) in San Ygnacio, Texas. The structure has a corrugated tin roof and a chimney. One window is visible, and a prickly pear plant grows on the roof behind the chimney.

Photograph of a "casa mayor" that was built in the 1840s at Rancho San Fransisco in Zapata County. The hipped tin roof was added in the 1950's to protect the house from damage which could be caused by heavy rains in the area. There are stone "bancas" around the house and "troneras" (gunports) by each door and in the center of the facing wall.

Photograph of a ranch entrance with a sign that says "Bustamante's, Las Comitas Ranch, Made by Nano Joe Jr., 1-1-1989." There is a dirt road that turns under the sign and leads toward the right; it is lined with short wooden fencing and several buildings are visible on the left side of the image, along the road. A truck is partially visible in what appears to be a field on the right side of the image, on the other side of the road. Handwritten text on the back of the photo says: "Ranch entranceway built of castaway oil field pipe and drill stem at Bustamante's in Zapata County. Joe S. Graham."

Photograph of a person standing in front of a fireplace at the Treviño Uribe Rancho (the home of Jesus Treviño, the founder of San Ygnacio) in San Ygnacio, Texas. The woman stands on the left side of the fireplace, and a doorway is visible behind her.

Photograph of a ranch entrance with a sign, made of oil field pipe and drill stems, that says "Bustamante's, Las Comitas Ranch, Made by Nano Joe Jr., 1-1-1989." There is a dirt road that turns under the sign and leads toward the right; it is lined with short wooden fencing and several buildings are visible on the left side of the image, along the road.