Photograph of the ancient pillars at Mitla [an archaeological site in Oaxaca, Mexico] in the early 20th century.

Photograph of a group of Tehuantepequenas, or indigenous Mexican women from the Oaxaca region posing for a portraint in traditional dress in the late 19th or early 20th century.

Photograph of a large Organos cactus plant in Oaxaca, Mexico in the early 20th century. The image shows a group of people on donkeys and horses at the base of the plant in the desert.

Photograph of stone carvings on the walls of the archaeological site, Mitla, in Oaxaca, Mexico in the late 19th or early 20th century.

Photograph of the big tree, a Montazuma cypress, at Tula [Tule] in the town of Santa Maria del Tule, Oaxaca, Mexico with three men standing next to its trunk in the early 20th century.