Explore the intriguing history beneath the iconic Trevi Fountain on this captivating small group tour. Venture underground to uncover the hidden secrets of ancient Rome, guided by an expert fluent in both English and Italian. With headsets for better communication, you’ll gain a rich understanding of the Aqua Virgo aqueduct and the Vicus Caprarius archaeological site. This 45-minute journey promises to transport you back in time and leave you eager to discover more about Rome’s fascinating underground world.
Key Points
- This 45-minute small group tour provides an immersive exploration of the archaeological wonders beneath the iconic Trevi Fountain in Rome.
- Highlights include the Aqua Virgo aqueduct, Vicus Caprarius archaeological area, an Imperial era domus, and well-preserved medieval houses.
- The tour is led by an English and Italian-speaking guide who provides headsets for clear communication with guests.
- Included entry tickets help avoid long lines, and a free cancellation policy allows for flexibility.
- The underground experience may not be suitable for those with limited mobility due to the nature of the site.
Tour Overview

The Rome: Trevi Fountain Underground Small Group Tour is a 45-minute experience that explores the archaeological wonders beneath the iconic Trevi Fountain.
A 45-minute immersive exploration of the archaeological marvels beneath the iconic Trevi Fountain.
Priced from €15.00 per person, this tour’s availability is limited, so it’s advisable to check for starting times. Guests will meet at Piazza dei Crociferi, identifiable by a guide with a Rome logo sign.
The tour highlights include examining the remains of the ancient Roman aqueduct, Aqua Virgo, and discovering the historical stratification of Rome at the Vicus Caprarius archaeological area.
A live English and Italian-speaking guide provides headsets for clear communication throughout the journey.
You can also read our reviews of more tours and experiences in Rome.
Tour Highlights

Guests on the Rome: Trevi Fountain Underground Small Group Tour will experience the archaeological history beneath the iconic landmark. They’ll explore the remains of the ancient Roman aqueduct, Aqua Virgo, renowned for its purity. Visitors will also discover Vicus Caprarius, an archaeological area that reveals the historical stratification of Rome, from the Imperial era to the medieval period. Plus, they’ll visit a domus (house) from the Imperial era, medieval houses, and the castellum aquae built by Emperor Hadrian.
| Tour Highlights |
| — | — | — | — |
| Explore remains of Aqua Virgo aqueduct | Discover Vicus Caprarius archaeological area | Visit an Imperial era domus | See medieval houses and castellum aquae |
Tour Features

A live tour guide fluent in English and Italian accompanies guests on this immersive underground experience.
The tour features:
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Headsets provided for clear communication between the guide and guests
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Included entry tickets, so there’s no need to wait in long lines
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A free cancellation policy – cancel up to 24 hours in advance for a full refund
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A reserve now & pay later option, offering greater flexibility
With these thoughtful touches, guests can focus on exploring the rich history and archaeological wonders beneath the iconic Trevi Fountain.
Customer Feedback
The Trevi Fountain Underground Small Group Tour has earned an impressive 4.7/5 rating based on 24 reviews.
Travelers highlight the tour’s informative nature and the guide Silvia’s extensive knowledge. They recommend the underground experience, which allows visitors to truly understand Rome’s rich history.
One reviewer noted, "The guide was fantastic, and the underground tour was a unique opportunity to see the ancient aqueduct and ruins."
Another stated, "This tour is a must-do for anyone interested in exploring the hidden history beneath the iconic Trevi Fountain."
More Great Tours NearbyImportant Information
While the Trevi Fountain Underground Small Group Tour offers a unique opportunity to explore Rome’s ancient history, it’s important to note that the tour isn’t suitable for wheelchair users.
The Trevi Fountain Underground Small Group Tour is not suitable for wheelchair users due to the nature of the underground experience.
Participants should come prepared with:
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Passport or ID
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Comfortable walking shoes
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Weather-appropriate clothing
Know that the tour operates rain or shine, so be sure to check availability before booking.
Visitors should also keep in mind that the underground experience requires a fair amount of mobility and may not be accessible to those with limited mobility.
Checking the tour details carefully is advisable to ensure it meets individual needs.
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Exploring the Underground Trevi Fountain
Beneath the iconic Trevi Fountain lies a captivating world of ancient Roman history waiting to be uncovered. Visitors embark on a journey through the underground remains, exploring the ancient aqueduct, Aqua Virgo, known for its purity. They explore the archaeological site of Vicus Caprarius, revealing the historical stratification of Rome. Unearthing a domus from the Imperial era, medieval houses, and the castellum aquae built by Emperor Hadrian, the tour offers a unique glimpse into the past.
| Feature | Description |
| — | — |
| Aqueduct | Explore the ancient Aqua Virgo |
| Archaeology | Discover Vicus Caprarius |
| Structures | See a domus, medieval houses, and castellum aquae |
| Duration | 45 minutes |
Uncovering the Aqua Virgo Aqueduct
The Aqua Virgo, an ancient Roman aqueduct, takes center stage as visitors descend underground. This engineering marvel, known for its pure water, once supplied the city’s historic fountains and baths.
Visitors can:
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Explore the remains of the Aqua Virgo, which carried water from a spring 20 kilometers away.
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Learn how the aqueduct’s precise construction and slope allowed water to flow without pumps.
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Discover the dedication and skill of Roman engineers who built this impressive structure.
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Appreciate the aqueduct’s continued importance, as it still provides water to the iconic Trevi Fountain above.
Discovering the Vicus Caprarius Archaeological Site

Visitors descend deeper into the underground realm, entering the Vicus Caprarius archaeological site. This historical area reveals the layered history of Rome, from the Imperial era to the medieval period. Guests can explore the remains of an ancient domus, or Roman house, and marvel at the well-preserved medieval houses that once stood here.
| Feature | Description |
| — | — |
| Domus | Remains of an Imperial-era Roman house |
| Medieval Houses | Well-preserved medieval dwellings |
| Stratification | Visible historical layers of Rome’s past |
| Significance | Offers glimpse into evolving urban landscape |
The tour guide’s expert commentary helps bring this archaeological site to life, illuminating the intricate details that showcase Rome’s remarkable history.
Frequently Asked Questions
What Should I Bring for the Tour Besides Comfortable Shoes?
Besides comfortable shoes, the tour recommends bringing a passport or ID and weather-appropriate clothing. Checking the forecast and availability before booking is also advised, as the tour operates rain or shine.
Is Photography Allowed During the Underground Portion of the Tour?
Photography is generally allowed during the underground portion of the tour. However, visitors should check with the tour guide beforehand, as there may be restrictions or specific areas where photography is prohibited.
Can I Use the Restroom Facilities During the Tour?
The tour does not include designated restroom breaks. Participants should plan accordingly before the tour begins, as facilities may not be readily available during the 45-minute underground experience. Check with the tour provider if you have any specific needs.
Is There an Age Limit or Restriction for This Tour?
There’s no age limit or restriction for this tour. It’s suitable for all ages, from children to seniors. However, the underground exploration may not be suitable for those with mobility issues or young children who require close supervision.
Is the Tour Guide Able to Provide Translations in Other Languages?
The tour guide provides live commentary in both English and Italian. They can’t offer translations in other languages, but headsets ensure clear communication during the experience. Check if your preferred language is available when booking.
Rome: Trevi Fountain Underground Small Group Tour
The Wrap Up
The Trevi Fountain Underground Small Group Tour offers a unique opportunity to explore Rome’s ancient history. Explore the Aqua Virgo aqueduct and Vicus Caprarius archaeological site, guided by an expert. With headsets and a 45-minute duration, this immersive experience provides valuable insights into the city’s hidden wonders. Priced reasonably and with flexible booking options, it’s a must-visit for history enthusiasts.




















