Share this tour
Offered languages
- German
- Portuguese
- English
- Italian
- French
- Spanish
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
Meeting and pickup
Meet us at Piazza di San Clemente, 00184 Rome. Please arrive 5 minutes before your scheduled starting time. Look for a member of staff holding a yellow label.
Itinerary
-
1
Embark on an unforgettable journey that begins at the breathtaking 12th-century basilica, where your expert guide will unveil the secrets behind the stunning golden mosaic in the apse, highlighting its spiritual significance. From there, descend 14 meters beneath the basilica to uncover the hidden 4th-century underground church, built directly on top of St. Clement's home, the third pope of Rome. Marvel at the early Christian frescoes, which depict the stories of martyrs and the struggles faced by the first Christians. Next, continue your descent to uncover one of Rome’s best-preserved Mithraic temples. This ancient treasure offers you a unique glimpse into the mysterious Mithraic cult, which thrived before the rise of Christianity. Let your guide bring this fascinating chapter of Roman history to life as they explain the cult’s intriguing rituals and beliefs. As you explore the site, you'll feel an eerie atmosphere, enhanced by an underground river that adds an element of mystery.
1 hour • Admission ticket included -
2
For a more in-depth experience, you can add an optional visit to the Basilica di Santo Stefano Rotondo to your tour. In 45 minutes, you’ll discover this architectural gem, known for its unique circular design. Inside, you'll be captivated by the vibrant frescoes that adorn the walls, each depicting dramatic scenes of early Christian martyrs. These striking images vividly portray the courage and sacrifices of saints who endured extraordinary trials for their faith. As your guide shares the stories behind these powerful artworks, you’ll gain a deeper understanding of the devotion and struggles that shaped Rome’s religious heritage.
45 minutes • Admission ticket free
Additional info
- Public transportation options are available nearby
- Specialized infant seats are available
- Suitable for all physical fitness levels
- 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
Show 8 more
Additional info
- Public transportation options are available nearby
- Specialized infant seats are available
- Suitable for all physical fitness levels
- 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 know that the extended option with Santo Stefano Rotondo is available on all days except Mondays since the church is closed on Mondays
- Not recommended for customers with claustrophobia
Tags
Cancellation Policy
For a full refund, cancel at least 24 hours before the scheduled departure time.
Show more
Cancellation Policy
- For a full refund, you must cancel at least 24 hours before the experience’s start time.
- If you cancel less than 24 hours before the experience’s start time, the amount you paid will not be refunded.
- Any changes made less than 24 hours before the experience’s start time will not be accepted.
- This experience requires good weather. If it’s canceled due to poor weather, you’ll be offered a different date or a full refund.
Rating
You can cancel up to 24 hours in advance of the experience for a full refund.
Your guide to the flawless travel experience
Top Searches
Get our app
