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Naples Underground

A maze of ancient tunnels, cisterns, and passages beneath the city, revealing layers of Greek, Roman, and modern history.

Guided tours through Naples’ underground world show how the city was built, defended, and supplied with water over millennia. It’s an atmospheric complement to the busy streets above.

Guided tours only Limited group sizes Cool in summer

How to fit Naples Underground into your day

  • Morning: Explore the historic center above ground, then head underground for a late‑morning tour.
  • Afternoon: Combine with visits to nearby churches and small museums in the old town.
  • Evening: Finish with dinner and drinks along Spaccanapoli or Piazza Bellini.

Before you go

  • Reserve your tour ahead of time in high season, as groups can sell out.
  • Wear closed‑toe shoes with good grip—surfaces can be uneven and occasionally slippery.
  • Bring as little as possible; large bags and backpacks can be awkward in tight spaces.