Small-Group Tour at Underground Temples of St. Clement's Basilica

4.7 (23 reviews) 2 hours Free cancellation

out of 5

23 reviews

4.7

Small-Group Tour at Underground Temples of St. Clement's Basilica — Photos: the activity supplier, via Viator

Small-Group Tour at Underground Temples of St. Clement's Basilica, photo 2 — Photos: the activity supplier, via Viator

About this activity

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

Private and Luxury Cultural Tours Historical Tours Walking Tours Archaeology Tours Likely to Sell Out Religious Tours Excellent Quality

At a glance

Duration: 2 hours
Confirmation: Instant confirmation
Ticket: Mobile or paper ticket accepted
Group: Up to 16 people
People per booking: 1–15
Guide: German, Portuguese, English, Italian, French, Spanish
Operated by: TOURIKS

Ages: Infants (0–6 years) · Children (7–16 years) · Adults (17–99 years)

What is included

Included

Included: Headsets to hear the guide clearly
Included: Expert live guide
Included: Luggage deposit in our office for the duration of the tour
Included: Guided tour of Santo Stefano Rotondo (only if this option is selected during purchase)
Included: Entrance fees to the Basilica di San Clemente

Not included

Not included: Hotel pick-up and drop-off
Not included: Food and drinks
Not included: Optional gratuities
Not included: Guided tour of Santo Stefano Rotondo (unless specifically chosen during purchase)

Itinerary

Basilica of San Clemente

one hour Admission included

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.
Basilica di Santo Stefano Rotondo al Celio

45 min

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.

Meeting point and pickup

Everyone meets at the meeting point.

Meeting point

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.

End point

This tour will conclude at Basilica di Santo Stefano Rotondo if you have selected the 2-hour tour with Santo Stefano Rotondo. Please note, the itinerary may vary. Depending on the schedule, you may start at Basilica San Clemente or Santo Stefano Rotondo. Therefore, also the ending point may vary.
This tour will conclude at Basilica di San Clemente if you have selected the 1-hour tour of Basilica of San Clemente, without the optional visit to Basilica of Santo Stefano Rotondo.

Using your ticket

Please know that the extended option with Santo Stefano Rotondo is available on all days except Mondays since the church is closed on Mondays
Due to the architectural structures inside and under the Basilica di San Clemente, this tour unfortunately is not accessible to wheelchair users
Due to the underground spaces within the Basilica di San Clemente, this tour may not be suitable for individuals with claustrophobia
The frescoes inside the Basilica di Santo Stefano Rotondo depict graphic scenes of martyrdom and may not be appropriate for children
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
Please be at the meeting point 5 minutes before the tour starts
An appropriate dress-code is required in order to enter the church: 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
For environmental reasons, it is preferable that you bring your own earphones and do not print your voucher. We will provide earphones in case you forget yours
We suggest you bring your own refillable bottle as you can find drinkable-water fountains everywhere in Rome

Cancellation

Free cancellation

For a full refund, cancel at least 24 hours before the scheduled departure time.

If you cancel	You get back
At least one day before	100%
Less than a day before	0%

The operator may cancel if the weather does not allow it; you then get another date or your money back.

Good to know

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 note that the extended option with Santo Stefano Rotondo may occasionally be unavailable due to special events or liturgical celebrations
Not recommended for customers with claustrophobia

Options

Group Tour English

San Clemente: Select this option for a guided tour of Basilica di San Clemente in English in a group of a maximum of 16 people.

Duration: 1 hour
Small Group Tour German

San Clemente: Select this option for a guided tour of Basilica di San Clemente in German , in a small group of maximum 10 people.
Extended German Tour

San Clemente + Santo Stefano: This option is for a guided tour of Basilica di San Clemente & Basilica di Santo Stefano Rotondo in a group of max 16 people.

Duration: 2 hours
Group Tour Italian

San Clemente: Select this option for a guided tour of Basilica di San Clemente in Italian in a group of a maximum of 16 people.

Duration: 1 hour
Extended Spanish Tour

San Clemente + Santo Stefano: This option is for a guided tour of Basilica di San Clemente & Basilica di Santo Stefano Rotondo in a group of max 16 people.

Duration: 2 hours
Extended English Tour

San Clemente + Santo Stefano: This option is for a guided tour of Basilica di San Clemente & Basilica di Santo Stefano Rotondo in a group of max 16 people.

Duration: 2 hours
Group Tour French

San Clemente: Select this option for a guided tour of Basilica di San Clemente in French in a group of a maximum of 16 people.

Duration: 1 hour
Group Tour Spanish

San Clemente: Select this option for a guided tour of Basilica di San Clemente in Spanish in a group of a maximum of 16 people.

Duration: 1 hour
Group Tour Portuguese

San Clemente: Select this option for a guided tour of Basilica di San Clemente in Portuguese in a group of a maximum of 16 people.

Duration: 1 hour
Group Tour German

San Clemente: Select this option for a guided tour of Basilica di San Clemente in German in a group of a maximum of 16 people.

Duration: 1 hour
Small Group Tour Italian

San Clemente : Select this option for a guided tour of Basilica di San Clemente in Italian in a small group of maximum 10 people.
Extended Italian Tour

San Clemente + Santo Stefano: This option is for a guided tour of Basilica di San Clemente & Basilica di Santo Stefano Rotondo in a group of max 16 people.

Duration: 2 hours
Extended Portuguese Tour

San Clemente + Santo Stefano: This option is for a guided tour of Basilica di San Clemente & Basilica di Santo Stefano Rotondo in a group of max 16 people.

Duration: 2 hours
Extended French Tour

San Clemente + Santo Stefano: This option is for a guided tour of Basilica di San Clemente & Basilica di Santo Stefano Rotondo in a group of max 16 people.

Duration: 2 hours
Small Group Tour Spanish

San Clemente: Select this option for a guided tour of Basilica di San Clemente in Spanish in a small group of maximum 10 people.
Small Group Tour French

San Clemente: Select this option for a guided tour of Basilica di San Clemente in French in a small group of maximum 10 people.
Small Group Tour English

San Clemente: Select this option for a guided tour of Basilica di San Clemente in english in a small group of maximum 10 people