Prague Old Town: Medieval Underground & Dungeon Tour

Below the cobblestones: Prague's hidden medieval city

You walk through Old Town with a live guide, then descend into three separate medieval underground sites: a 12th-century Romanesque palace, 13th–14th-century merchant passages, and a dungeon with period instruments. All entry fees are included. The tour runs about two hours with stairs and narrow spaces, so plan for steady walking and low ceilings.

Step-by-step itinerary

Explore Prague Old Town and medieval underground

• Start walking tour in Old Town
• Visit three medieval underground locations
• See secret alchemist laboratory
• Explore the dungeon

The experience

The guide was running five minutes late, which meant we stood outside the Old Town Square entrance watching tourists shuffle past, unsure if we'd picked the right spot. Then she appeared with a small laminated sign and a key that looked genuinely old, and suddenly the whole thing felt real. We were about to go underground, not into some polished museum, but into actual medieval Prague, the parts that exist beneath the streets you walk on every day. The tour starts above ground, moving through Old Town itself, but that's just the setup. The real thing happens when you step through a doorway and the temperature drops.

The medieval underground isn't one big cavern. It's three separate locations, each with its own story. You see the 12th-century Romanesque palace foundations first, which sounds dry until your guide points out how the city literally built on top of itself, raising the street level over centuries. Then there's the 13th and 14th-century underground proper, passages and chambers that merchants and craftspeople used. And then the dungeon, which is where people get quiet. Medieval torture and execution instruments are on display (not recreations, actual iron and wood tools), and the guide explains their use with the kind of matter-of-fact detail that makes your stomach shift. It's not gratuitous. It's historical. The secret alchemist laboratory is tucked in there too, which feels almost absurd after the dungeon, but that's Prague for you.

The whole thing takes around two hours, though the guide mentioned it could stretch or compress by ten or fifteen minutes depending on group size and questions. You're walking the whole time, comfortable shoes matter, and there are stairs, narrow passages, and low ceilings in places, so this isn't for anyone with claustrophobia or serious mobility issues. The guide speaks the language you've chosen and expects you to understand it. Translation isn't allowed during the tour. Photos are fine, but video recording needs special permission, which the guide will tell you about at the start. You can book online up to thirty minutes before departure, but once the group leaves the starting point, they won't wait for stragglers.

All entry fees are included in the price, so you're not paying separately at each underground location. That's the main thing that separates this from wandering Prague on your own and trying to find these places: the access, the context, and the fact that someone who knows the history is walking you through it. Bring water if you want it. The underground stays cool year-round, which is nice in summer and means you won't overheat, but it also means the chill stays with you.

What’s included

• Live guide commentary throughout the Old Town and all three underground locations (12th-century Romanesque palace, 13th–14th-century medieval passages, and the dungeon with period instruments).
• Entry fees to all sites are included.
• The secret alchemist laboratory is part of the route.
• Comfortable walking shoes are recommended, and photos are permitted (video requires permission).

Options for this experience

2 options

German-led historical walk6 departure times: the first at 10:10, the last at 17:10

English-led historical walk15 departure times: the first at 10:30, the last at 21:05

You see the exact price of each option when you check availability.See dates & prices

Before you book

Days and timesEvery day21 departure times: the first at 10:10, the last at 21:05

AgesAdult (18 to 64 years) · Senior (65 and older) · Youth (12 to 17 years) · Child (6 to 11 years) · Under 6: can't be included in the booking

Meeting point and pickupNo hotel pickup: you go to the meeting point. Ends at a different place from where it starts.Operator's directions: “STARTING POINT INFO: Please arrive 5-10 min before the start (but not earlier) to Check-In at the Starting Point-Ticket Office, which is located INSIDE the Passage at the Address Male Namesti Square Nr.”

Cancellation and refundsFree cancellation up to 24h before the start. After that, no refund.

Prices and times updated yesterday

Good to know

Easy physical levelPublic transport nearbyNot for pregnant travelersNot for heart conditions

Operated by Prague Tours

Is this one for you?Right for travelers who want to understand Prague's hidden medieval layers without arranging separate site visits or navigating narrow passages alone. Expect steady walking, stairs, and low ceilings. That's what makes accessing these underground chambers possible, and it's not suitable for anyone with claustrophobia, mobility issues, or serious heart conditions.

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Top questions

What languages is the guide in?

In German, with 6 departure times. In English, with 15 departure times.

Can children come?

Yes. Ticket types: Youth (12 to 17 years); Child (6 to 11 years). Under 6: they can't be included in the booking.

How long is the Prague medieval underground tour?

Around two hours, though it can vary by 10–15 minutes depending on group size. Once the group departs, late arrivals cannot join.

What's included in the ticket price?

Live guide commentary, entry to all three underground locations (Romanesque palace, medieval passages, and dungeon), and access to the secret alchemist laboratory. All fees are covered.

Can I take photos or videos?

Photos are allowed freely. Video recording requires special permission, which you can request from the guide at the start.

What should I wear?

Comfortable walking shoes are essential. The underground has stairs, narrow passages, and low ceilings in places, so avoid heels or loose clothing.

Is the tour wheelchair or stroller accessible?

No. The tour involves stairs and narrow passages that are not accessible for wheelchairs, strollers, or people with mobility issues.

Who should not book this tour?

Not recommended for pregnant travelers, people with claustrophobia, serious heart or cardiovascular issues, or anyone with walking disabilities. Participants must be sober and able to follow the guide's instructions.

Can I book online?

Yes, online tickets can be purchased up to 30 minutes before the tour starts.

Is public transportation nearby?

Yes, public transportation options are available near the Old Town starting point.