The Discovery of the Theater of Akragas (Valley of Temples, Agrigento, Italy): An Archaeological Confirmation of the Supposed Buried Structures from a Geophysical Survey

A long-sought theater of ancient Akragas, part of the UNESCO-listed Valley of Temples in Agrigento, Italy, has been definitively confirmed through a groundbreaking archaeological study. Using electrical resistivity tomography (ERT) over 5,500 m², researchers identified concentric semicircular high-resistivity zones—later validated by excavation—that precisely matched the layout of a massive theatrical complex with a diameter of approximately 95 meters. The findings include the summa cavea (upper seating tier), foundation structures arranged in a semicircle, and rock-cut seat imprints, demonstrating an unprecedented alignment between geophysical modeling and archaeological discovery. This multidisciplinary approach, combining topographic studies, satellite imagery analysis, and non-invasive surveys, sets a new standard for identifying buried ancient structures with high precision.

Cozzolino, M., Caliò, L. M., Gentile, V., Mauriello, P., & Di Meo, A. (2020). The Discovery of the Theater of Akragas (Valley of Temples, Agrigento, Italy): An Archaeological Confirmation of the Supposed Buried Structures from a Geophysical Survey. Geosciences, 10(5), 161. https://doi.org/10.3390/geosciences10050161