Monument showing archaeologist Alfonso Caso and gold mask, one of his most important discoveries at Monte Albán, Oaxaca, Mexico.

- Image ID: D3244B
Monument showing archaeologist Alfonso Caso and gold mask, one of his most important discoveries at Monte Albán, Oaxaca, Mexico.
Judy Bellah / Alamy Stock Photo
Image ID: D3244B
Location: Monte Alban, Oaxaca, Mexico