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Ponte Sodo in the Veio Park: the Etruscan tunnel that defies time
Located within the Veio Regional Park (near the archaeological area of Isola Farnese, a few miles from Rome), Ponte Sodo is a tunnel carved into the tufa rock by the Etruscans. Measuring approximately 70 metres in length, 8 metres in width and 7 metres in height, it is still traversed today by the Valchetta torrent, just as it has been for over two thousand years. According to tradition, the name "Sodo" stands for solid or robust, referring to the enduring durability of the structure.
A tunnel with ceiling shafts
While there is no exact dating, its function is clear: the gallery served to regulate the stream's outflow during floods. In the vault, four or five metres above the waterbed, the Etruscans also dug vertical shafts to draw water from above. This simple detail reveals the sophistication of the hydraulic project.
How to visit
Ponte Sodo is difficult to reach on one’s own, as part of the path crosses private property. The most practical way to visit is by joining guided tours organised by the Veio Park Authority (Ente Parco di Veio), with official guides or park rangers leading the way.
