
Rome San Clemente Hidden Basilicas Underground Tour
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September 2026
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Adults
Age 13 and over
Children
Age 12 and under
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Quick answer
Is Rome San Clemente Hidden Basilicas Underground Tour worth booking?
Rome San Clemente Hidden Basilicas Underground Tour is a 2.5-hour experience in Rome, Italy, from $41 per person. It scores 54 out of 100 on the Outty Ranking, which we label “Worth a Look”. Cancellation is free up to 24 hours before the start time. Same-day spots are currently showing.
- Outty Ranking
- 54 / 100
- Rating
- Not yet rated
- Duration
- 2.5 hours
- From
- $41 per person
Go beyond Rome's most famous landmarks and discover the city's hidden layers on a carefully designed smallgroup walking tour. Visit remarkable basilicas before descending into the archaeological complex of San Clemente.
What you get
- Admission fees
About this experience
Go beyond Rome's most famous landmarks and discover the city's hidden layers on a carefully designed smallgroup walking tour. Visit remarkable basilicas before descending into the archaeological complex of San Clemente. Your journey begins at Santa Maria Maggiore, before continuing to Santa Prassede, home to Byzantine mosaics and the column traditionally associated with Christ's flagellation. At San Martino ai Monti, descend beneath the church to explore the remains of one of Rome's earliest Christian places of worship. Stroll across the Oppian Hill for a unique perspective of the Colosseum before reaching the Basilica of San Clemente. With entrance tickets included, explore its archaeological levels: the 12th-century basilica, the 4th-century church below, and the ancient Roman buildings, including a preserved Mithraic temple. Led by a fully licensed English-speaking guide, this tour reveals how pagan, early Christian and medieval Rome were built layer upon layer over the centuries.
What's included
Included
- Admission fees
What you'll see and do
Basilica di Santa Maria Maggiore
Discover the Basilica of Santa Maria Maggiore, one of Rome's four Papal Basilicas and the city's most important church dedicated to the Virgin Mary. Hear the fascinating legend of the Miracle of the Snow, which inspired the basilica's foundation.
30 minutes here
Basilica di Santa Prassede
Step inside the Basilica of Santa Prassede, one of Rome's best-preserved early Christian churches. Learn about its remarkable Byzantine mosaics and the history of this hidden gem, just a short walk from Santa Maria Maggiore.
30 minutes here
Basilica dei Santi Silvestro e Martino ai Monti
Explore the fascinating underground levels of the Basilica of San Martino ai Monti and uncover one of Rome's oldest Christian worship sites, built upon ancient Roman house remains.
30 minutes here
Enjoy a unique perspective of the majestic Colosseum from Oppian Hill, where you can capture unforgettable photos far from the usual postcard views.
30 minutes here
Basilica of San Clemente
Conclude your journey at the Basilica of San Clemente, where your included entrance ticket grants access to one of Rome's most extraordinary archaeological sites. Explore three remarkable layers of history, from a 12th-century basilica to a 4th-century church and the remains of an ancient Roman temple and street beneath.
30 minutes here · Admission included
Where it starts and ends
Meeting point
Rome
Meet your guide in Piazza Santa Maria Maggiore, beneath the column in front of the Basilica of Santa Maria Maggiore.
Hotel pickup
No pickup: everyone meets at the start point.
Ends at
The tour ends at the Basilica of San Clemente after the visit.
Before you book
- Cancellation
- For a full refund, cancel at least 24 hours before the scheduled departure time.
- Languages
- en, fr, es
- Ticket
- Mobile Only
- Runs on
- Every day
- Group size
- Up to 15 travelers per booking
- Operated by
- Hili Travel s.r.l.
Know before you go
- Service animals allowed
- Public transportation options are available nearby
- Suitable for all physical fitness levels
Photos






Good to know
- Duration
- 2.5 hours
- Free cancellation
- Up to 24h before
- Minimum age to book
- All ages
- Availability
- Bookable today
- Runs on
- Every day
- Price range
- $41 to $59
- Hotel pickup
- No pickup, meet at start point
- Booked in 30 days
- 0
- Verdict
- Worth a Look
Why this scores 54
The Outty Ranking is a weighted composite. Here is how this experience performed on each component.
Rome San Clemente Hidden Basilicas Underground Tour: questions travelers ask
Practical detail on this experience, plus the wider planning questions for Rome.
How much does Rome San Clemente Hidden Basilicas Underground Tour cost?
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Prices start at $41 per person. The final price depends on the date, the time slot and the number of travelers, and peak weekends in Rome usually price higher than midweek mornings. Live pricing and remaining availability are confirmed on the booking screen before you pay.
How long does Rome San Clemente Hidden Basilicas Underground Tour take?
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Plan for about 2.5 hours from start to finish, not counting travel to the meeting point. Most travelers leave another 30 minutes on either side so the rest of the day in Rome is not rushed.
Is Rome San Clemente Hidden Basilicas Underground Tour worth it?
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It holds an Outty Ranking of 54 out of 100, which we label "Worth a Look". That score blends traveler sentiment (0/5 across 0 reviews), the depth of that review evidence, recent booking momentum, value for money against comparable most popular in Rome, and how flexible the cancellation terms are.
Can I cancel or reschedule Rome San Clemente Hidden Basilicas Underground Tour?
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Yes. Cancel free up to 24 hours before the start time for a full refund. Inside that window the booking is non-refundable, and no-shows are not refunded.
Is Rome San Clemente Hidden Basilicas Underground Tour suitable for kids and families?
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Yes, all ages are welcome. Families should still weigh the 2.5-hour running time, and strollers are easier on the earlier, quieter departures.
How far in advance should I book Rome San Clemente Hidden Basilicas Underground Tour?
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Around 0 people booked this in the last 30 days, so popular slots go early. Two to three weeks ahead is comfortable in shoulder season, while summer weekends and holidays in Rome can sell out a month out. Same-day spots do open up when other travelers cancel, so it is worth checking if you are already in town.
What should I bring or wear?
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Bring photo ID, your booking confirmation on your phone, a refillable water bottle and comfortable shoes. Dress for the weather in Rome and add a light layer if any part of the 2.5-hour experience runs outdoors or after sunset.
Where does Rome San Clemente Hidden Basilicas Underground Tour start and how do I get there?
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The exact meeting point and directions are on your voucher once you book, and they sit in central Rome within reach of public transport. Arrive 15 minutes early: late arrivals are treated as no-shows by most operators.
What are the best things to do in Rome?
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Rome runs on skip-the-line access. The Colosseum underground, the Vatican before opening, and the catacombs south of the walls all require a licensed operator, and the price gap between the good ones and the rest is smaller than you would expect. We rank by guide credentials, group size and how reliably the promised access actually materialises. On Outty we rank every Rome experience on the same 0 to 100 scale, and alongside this one the highest scorers right now include Rome Pasta and Tiramisu Class: Ravioli, Fettuccine & Fine Wine 5*, Pasta Making & Wine Tasting with Dinner in Frascati from Rome, Rome: Pizza & Tiramisu or Gelato Class with Flowing Fine Wine 5*. The city page groups everything into most popular, highest reviewed, last minute and family-friendly so you can build a day around what actually delivers.
When is the best time to visit Rome?
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April, May, September and October. August is hot and half the city is shut. Booking patterns follow the same curve: prices and queues climb in peak weeks, while shoulder season gives you better availability on the top-ranked experiences and more room to change plans.
How many days do you need in Rome?
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Three full days covers the headline sights without sprinting. A workable rhythm is one anchor experience each morning, such as this one, an unhurried afternoon in a single neighborhood, then a food or nightlife booking in the evening. Five days lets you add a day trip outside the city.
Do I book through Outty or through the operator?
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Outty ranks and explains the experiences, then hands you to Viator to complete the booking with the operator directly. The price is the same as booking on Viator yourself, and Outty earns an affiliate commission on the referral, which is how the rankings stay free to read.
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