Archaeologists have made some remarkable discoveries around the world this year, including one in Egypt that’s rewriting the history of one of the largest religious complexes ever built . Now, across the Mediterranean Sea in Italy, researchers have unearthed something equally fascinating.

A team led by University of Missouri professor Marcello Mogetta has uncovered a massive ancient Roman pool buried among the ruins of Gabii—an archaeological site just east of Rome. The find is impressive on its own, but new research suggests this structure may have carried deeper political and cultural significance than anyone expected.

Here’s what archaeologists have learned so far, and why it could reshape what we know about Roman society.

Archaeologists Unearthed A Massive Roman Pool Among The Anc

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