El Zanjón Tour: Buenos Aires' Hidden History

Uncover Buenos Aires’ hidden history with a guided tour of El Zanjón de Granados’ ancient tunnels and treasures. Book your adventure today.

Duration: 1 hour
Cancellation: 24 hours
Highlights
  • El Zanjon de Granados - A visit to El Zanjon de Granados offers an intriguing journey into the history of Buenos Aires. Behind its modest colonial exterior lies a network of tunnels, cisterns, and passageways from the 17th and 18th centuries. The tour takes you through underground brick galleries, beautifully lit to showcase their original…
What's Included
  • Entrance to the Granados Trench
  • Guide available in Spanish or English
What's Not Included
  • Lunch
  • Private transportation
  • Gratuities
Additional Information

Delve into the history of Buenos Aires with a guided exploration of El Zanjón de Granados, an underground labyrinth of tunnels and vaults that have been sealed for over a century. Uncover archaeological artifacts, cisterns, and more that narrate the colonial era and the evolution of this iconic city. This exceptional tour unveils the best-kept secrets…

Location
El Zanjon de Granados
Calle Defensa 755, San Telmo
Cancellation Policy

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

Customer Ratings
4.9
(8 Ratings)
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1 star
Richard_m
Feb 3, 2026
Excellent and very... - Excellent and very interesting tour. Victoria was exceptional, explaining the history with knowledge and wit. Highly recommended.
Review provided by Viator
Explore43834656773
Jan 7, 2026
Hidden Gem of Buenos Aires - What a hidden gem of Buenos Aires! This focuses on the historical life of people in Buenos Aires. I highly recommend this tour, and Eugenia was a fantastic guide!
Review provided by Tripadvisor
Heike_w
Dec 27, 2025
It was a very interesting... - It was a very interesting tour and the guide was excellent. I loved the fact that the lively stories brought you right back in history. Also a perfect place to be when it is hot outside.
Review provided by Viator
Djr3082016
Dec 3, 2025
Interesting Layers of Local History - Well worth the visit. The Museum and tour in English were excellent. The layers of local history were very interesting. The Guide provided stories and insight into the site.
Review provided by Tripadvisor
Bonnie_g
Jan 2, 2026
Nice Guide, Modest Experience - The guide was very sweet and knowledgeable. The site itself is fine and well restored, but not especially exciting -mostly old sewer tunnels. Best done after you’ve seen most of Buenos Aires.
Review provided by Viator
From $28
up to 15 guests
1 - Adult
Cancellation: Free cancellation up to 24 hours before the start of your experience (local time).