Entrance fees, guide and headsets are included at €75 per person, pickup and tips are not. Not wheelchair accessible.
In our comparison: #30 of 46 in Catacombs & Underground Rome, by rating weighted by review volume (see the comparison).
16 options from the operator, described in its own words. Prices are the operator's from-prices per adult for a party of two. Click an option to book it on Viator.
| Option | What the operator says | From, per adult |
|---|---|---|
| Spanish Shared : 4 ChurchesThe page priceSpanish | 2.5 hrs Small Group Tour: This option is for a 2.5 hrs guided tour of 4 churches/basilicas in a small group of a maximum of 10 participants | €75 |
| English Shared : 4 ChurchesEnglish | 2.5 hrs Small Group Tour: This option is for a 2.5 hrs guided tour of 4 churches/basilicas in a small group of a maximum of 10 participants | €75 |
| English Shared : 5 ChurchesEnglish | 3.5 hrs Small Group Tour: This option is for a 3.5 hrs tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €95 |
| Spanish Shared : 5 ChurchesSpanish | 3.5 hrs Small Group Tour: This option is for a 3.5 hrs tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €95 |
| Spanish Private : 4 ChurchesSpanish | 2.5 hrs Private Tour: This option is for a 2.5 hrs Private guided tour of 4 churches/basilicas in a Private Tour Option. | €369 for 2+ people |
| French Private : 4 ChurchesFrench | 2.5 hrs Private Tour: This option is for a 2.5 hrs Private guided tour of 4 churches/basilicas in a Private Tour Option. | €369 for 2+ people |
| English Private : 4 ChurchesEnglish | 2.5 hrs Private Tour: This option is for a 2.5 hrs Private guided tour of 4 churches/basilicas in a Private Tour Option. | €369 for 2+ people |
| German Private : 4 ChurchesGerman | 2.5 hrs Private Tour: This option is for a 2.5 hrs Private guided tour of 4 churches/basilicas in a Private Tour Option. | €369 for 2+ people |
| Portuguese Private: 4 ChurchesPortuguese | 2.5 hrs Private Tour: This option is for a 2.5 hrs Private guided tour of 4 churches/basilicas in a Private Tour Option. | €369 for 2+ people |
| Italian Private : 4 ChurchesItalian | 2.5 hrs Private Tour: This option is for a 2.5 hrs Private guided tour of 4 churches/basilicas in a Private Tour Option. | €369 for 2+ people |
| English Private : 5 ChurchesEnglish | 3.5 hrs Private Tour: This option is for a Private tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €409 for 2+ people |
| Portuguese Private: 5 ChurchesPortuguese | 3.5 hrs Private Tour: This option is for a Private tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €409 for 2+ people |
| French Private : 5 ChurchesFrench | 3.5 hrs Private Tour: This option is for a Private tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €409 for 2+ people |
| Italian Private : 5 ChurchesItalian | 3.5 hrs Private Tour: This option is for a Private tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €409 for 2+ people |
| Spanish Private : 5 ChurchesSpanish | 3.5 hrs Private Tour: This option is for a Private tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €409 for 2+ people |
| German Private : 5 ChurchesGerman | 3.5 hrs Private Tour: This option is for a Private tour of 5 relevant churches: the 4 of the regular option plus the Basilica of St. Mary Major | €409 for 2+ people |
Children from €55 (ages 7 to 16). Option texts and prices come from the operator's listing; prices checked on Viator on 12 September 2026.
95% of ratings with a star breakdown are 4★ or 5★: 87 of 92
Star breakdown of all 92 ratings
Reviewers value the detailed history and knowledgeable guides, but some could not see the expected crucifixion relics.
Written by Guidekin from the 84 most recent English reviews on Viator & Tripadvisor (5 November 2022 to 1 September 2026). Refreshed as new reviews arrive; last checked 3 October 2026.
Reviews are shown as the platforms publish them and removed when they disappear there.
Ratings collected from Guidekin, Viator & Tripadvisor.
You will enjoy a fascinating journey deep underground St. Clement's Basilica, a few meters away from the Colosseum. You will go through three layers of ancient monuments built on top of each other, and learn about forgotten pagan cults, early Christianity, and mystic symbolism. You will visit the best preserved Temple of Mithras and touch the underground river flowing below the streets of Rome and below the Colosseum. You will marvel at ancient mosaics and at the stories they portray. You will appreciate the intimacy of a small group of maximum 10 people
1h 15m · Admission includedHaving learned about paganism, the early persecutions and the martyrs, make a walk to the Cathedral of Rome, the Basilica of St. John Lateran, and find out why it is known as “Mother and head of all churches on Earth”. Be impressed by the beauty of the golden interior and the ancient frescos and hear about Emperor Constantine and why he legalized Christianity in 313.
30 minLearn about the Emperor’s mother, St. Helena, and her pilgrimage to Jerusalem to recover the artifacts, safeguarded by the early underground church in the Holy Land. Among those, see the Holy Stairs, the original stairs of the praetorium which Jesus climbed at his judgment.
15 minFinally, walk to the church built with earth brought from the Holy land, the Basilica of the Holy Cross in Jerusalem and see the other Holy Relics secured by Helena including a nail from the Crucifixion, the walnut board Pontius Pilate put above the cross as well as the wood of the Cross Jesus was crucified on. See also fragments of the wall from the cave of the nativity in Bethlehem and two thorns of the crown of the Passion of Christ.
30 minTake a fascinating journey through an underground pagan temple and four impressive churches to understand the very early stages of Christianity. See original relics from the Crucifixion of Christ and soil from the Holy Land.
Please note: In the event that certain areas of one of the churches are closed, your guide will adapt the itinerary by highlighting alternative sites. As a result, the overall duration will remain unchanged
The operator's own notes, grouped by topic. Nothing here is added by Guidekin.
For a full refund, cancel at least 24 hours before the scheduled departure time.
| Tour | Price | Duration | Rating | Group |
|---|---|---|---|---|
| This tour · #30 of 46 | €75 | 2h 30m–3h 30m | 4.79 (92) | varies by option |
| Appian Way, Catacombs and Aqueducts Park Tour with Top E-Bike | €75 | 4h | 4.99 (991) | shared |
| Walking Tour at Catacombs as the Coolest Underground | €48 | 2h | 4.98 (503) | shared |
| Rome Bike / EBike Tour: Appian Way, Catacombs & Roman Aqueducts | €59 | 4h | 4.94 (1953) | shared |
Ranked #30 of 46 in Catacombs & Underground Rome by Guidekin score (rating weighted by review volume). Prices here run from €22 to €470, median €75; typical length 2h 38m. 7 of 46 are private. Figures are live from the tour cards; the rubric is our handpicked set, not the whole market. Compare all 46 Catacombs & Underground Rome