Small-Group Tour at Underground Temples of St. Clement's Basilica
Overview
Discover the ancient treasures hidden below St. Clement’s Basilica that are overlooked by most visitors to Rome. Follow your guide three levels down to explore ancient pagan temples, the 1st-century home of St. Clement, and a 4th-century basilica with original frescoes—as well as an underground river. End with a tour of the 12th-century basilica above ground, known for its spectacular mosaics.
Delve into a hidden underground world of pagan and early Christian ruins
A guide to explain the layers of history beneath St. Clement’s Basilica
Time to explore the basilica above ground, including its famed mosaics
A small-group tour for a more intimate experience and personal attention
What's Included
- Expert live guide
- Luggage deposit in our office for the duration of the tour
- Entrance fees to the Basilica di San Clemente
- Guided tour of Santo Stefano Rotondo (only if this option is selected during purchase)
- Headsets to hear the guide clearly
- Hotel pick-up and drop-off
- Food and drinks
- Optional gratuities
- Guided tour of Santo Stefano Rotondo (unless specifically chosen during purchase)
Meeting Location
Piazza di San Clemente
00184 Roma RM, Italy
Detailed check-in instructions, including the exact address, are provided with your booking confirmation.
What To Expect
Book Online
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Basilica of San Clemente
1 hour Admission Ticket Included
Basilica di Santo Stefano Rotondo al Celio
45 minutes Admission Ticket Free
Additional Info
- Confirmation is instant and will be received at time of booking
- Public transportation options are available nearby
- Not recommended for customers with claustrophobia
- Suitable for all physical fitness levels
- Specialized infant seats are available
- An appropriate dress-code is required in order to enter the churches: knees and shoulders should be covered
- This tour is subject to weather conditions and/or liturgic-calendar events. If canceled you will be given the option of an alternative date or full refund
- Photography and filming inside the basilica’s is not allowed
- Your phone should be on put on silence before visiting the basilica’s
- If you choose to extend your tour with the optional visit to Santo Stefano Rotondo, please note that the itinerary may vary. Depending on the schedule, you may begin your visit at Basilica San Clemente and proceed to Santo Stefano Rotondo, or vice versa. Therefore, also the ending point may vary
- It is recommended to wear comfortable shoes as there is a moderate amount of walking involved and you will be walking many steps and stairs
- Pets are not allowed inside the basilica’s
- We recommend you to bring your own headphones in order to minimise plastic waste
- The frescoes inside the Basilica di Santo Stefano Rotondo depict graphic scenes of martyrdom and may not be appropriate for children
- Please note that the extended option with Santo Stefano Rotondo may occasionally be unavailable due to special events or liturgical celebrations
- This tour/activity will have a maximum of 16 travelers
Frequently Asked Questions (8)
Q: What is the cancellation policy for the Small-Group Tour at Underground Temples of St. Clement’s Basilica?
Cancellation Policy
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Activity code: C-55341P12
Traveler Photos
Reviews
Average 4.90 out of 5 stars based on 21 traveler reviews collected by Cool Shore Excursions and partner sites such as Cool Destinations and TripAdvisor
Additional Info
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Frequently Asked Questions (8)
The answers provided below were previously given in response to questions from Cool Shore Excursions customers.
Filter by:
- For a full refund, you must cancel at least 24 hours before the tour start time.
- If you cancel less than 24 hours before the tour start time, the amount you paid will not be refunded.
- Any changes made less than 24 hours before the tour start time will not be accepted.
- Cut-off times are based on the tour local time (CET).
- Expert live guide.
- Luggage deposit in our office for the duration of the tour.
- Entrance fees to the Basilica di San Clemente.
- Guided tour of Santo Stefano Rotondo (only if this option is selected during purchase).
- Headsets to hear the guide clearly.
- Hotel pick-up and drop-off.
- Food and drinks.
- Optional gratuities.
- Guided tour of Santo Stefano Rotondo (unless specifically chosen during purchase).
This tour requires good weather. If it’s canceled due to poor weather, you’ll be offered a different date or a full refund.
Apr 2025There is no minimum age for this tour, so bring your wee one along for an adventure. This tour requires at least one adult to accompany children..
Apr 2025If a date or time is not listed on the calendar, it’s sold out or unavailable for another reason. Support cannot assist further if a date or time is not on the calendar.
If you find a date and time that works for you, book it NOW because things always sell out at this time of year.
Apr 2025Accessibility information for the Small-Group Tour at Underground Temples of St. Clement's Basilica is as follows:
- Public transportation options are available nearby
- Not recommended for customers with claustrophobia
- Suitable for all physical fitness levels
Detailed check-in instructions – including meeting point address, Google map, and parking information – for Small-Group Tour at Underground Temples of St. Clement’s Basilica will be included in your confirmation email from Cool Shore Excursions. Please be sure to double and triple check your email address is correct at checkout so this important email makes its way to you!
Mar 2024Once your refund is processed, it usually shows on your card statement within 5–10 business days. The exact timing depends on your bank or card issuer.
Want it sooner? When you cancel, choose Receive a refund to my wallet instead. The credit is in your Wallet straight away and is applied automatically at checkout on your next booking when you’re signed in with the same email. You can see your balance any time in My Wallet.
If you paid part of your booking with Wallet credit, that part always goes back to your Wallet. Trip protection isn’t refundable.
Oct 2026What's Included
- Expert live guide
- Luggage deposit in our office for the duration of the tour
- Entrance fees to the Basilica di San Clemente
- Guided tour of Santo Stefano Rotondo (only if this option is selected during purchase)
- Headsets to hear the guide clearly
- Hotel pick-up and drop-off
- Food and drinks
- Optional gratuities
- Guided tour of Santo Stefano Rotondo (unless specifically chosen during purchase)
Additional Info
- Confirmation is instant and will be received at time of booking
- Public transportation options are available nearby
- Not recommended for customers with claustrophobia
- Suitable for all physical fitness levels
- Specialized infant seats are available
- An appropriate dress-code is required in order to enter the churches: knees and shoulders should be covered
- This tour is subject to weather conditions and/or liturgic-calendar events. If canceled you will be given the option of an alternative date or full refund
- Photography and filming inside the basilica’s is not allowed
- Your phone should be on put on silence before visiting the basilica’s
- If you choose to extend your tour with the optional visit to Santo Stefano Rotondo, please note that the itinerary may vary. Depending on the schedule, you may begin your visit at Basilica San Clemente and proceed to Santo Stefano Rotondo, or vice versa. Therefore, also the ending point may vary
- It is recommended to wear comfortable shoes as there is a moderate amount of walking involved and you will be walking many steps and stairs
- Pets are not allowed inside the basilica’s
- We recommend you to bring your own headphones in order to minimise plastic waste
- The frescoes inside the Basilica di Santo Stefano Rotondo depict graphic scenes of martyrdom and may not be appropriate for children
- Please note that the extended option with Santo Stefano Rotondo may occasionally be unavailable due to special events or liturgical celebrations
- This tour/activity will have a maximum of 16 travelers
