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Rome San Clemente Basilica and Mithraeum Tour

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  • Rome, Italy
  • Updated November 2, 2026

Explore Rome’s layered past, from the Basilica of San Clemente to the ancient Mithraeum and archaeological remains below.

About this tour

Beneath the streets of Rome, the Basilica of San Clemente reveals a remarkable stack of history. On this guided tour, explore a 12th-century basilica before descending into earlier layers of the city, where a 4th-century church, a 3rd-century Mithraeum, and the remains of a Roman Republican-era house lie below.

Your guide leads the first part of the visit through the basilica, then takes you down to the Mithraeum and archaeological excavations. Each level offers a closer look at how Rome was built and rebuilt across the centuries. The tour includes entry to the excavations and a live guide in English, bringing the site’s distinct layers into focus.

Discover the stories beneath one of Rome’s hidden gems on the San Clemente Basilica and Mithraeum tour.

Highlights

  • Explore the Basilica of San Clemente with a private guide
  • Descend through layers of Roman history to the Mithraeum
  • See archaeological remains beneath the basilica

What's included

Included

  • Guided tour of the Basilica of San Clemente
  • Guided tour of the Mithraeum on the basilica’s lowest floor
  • Entry ticket to the excavations
  • All fees and taxes

Ratings on each provider

The ratings and review counts each booking site shows for this tour.

Important information

  • Your guide will wait in front of the basilica entrance
  • Public transportation options are available nearby
  • Not recommended for travelers with spinal injuries
  • Travelers should have at least a moderate level of physical fitness

How this score is calculated

This tour has no TourTruth score yet: Viator doesn't show a usable rating for it. It gets a score as soon as a provider lists one.

How the score works
  • Each provider rating is turned into a percentile: the share of that provider's ratings it beats, weighted by review counts.
  • Listings on different providers are combined in proportion to their review counts.
  • Tours with few reviews are pulled toward the average until more reviews come in, so a handful of perfect reviews can't top the list.
  • The result is shown from 0 to 10. Tours without a usable provider rating are not scored.

from US$227.62

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