Stadium of Domitian (Piazza Navona Underground)
Mon–Sun: 10:00-19:00
Adult €12 · Child €6
2h 30min
Audio guide included. Entry from a small doorway just off Piazza Navona.
Via di Tor Sanguigna, 13, 00186 Roma RM, Italy
Descend into the original 1st-century AD athletic stadium beneath Piazza Navona — Domitian built it for Greek-style athletic contests. Walk along sections of the actual ancient track. Models, video reconstructions, and audio guide explain how the stadium functioned and how Piazza Navona's elongated oval shape preserves its footprint exactly.