Caves Under Budapest: Pál-völgyi, Szemlő-hegyi and the Crawl-Through Caving Tour

Budapest has two show caves you can walk through in ordinary clothes, Pál-völgyi and Szemlő-hegyi, both in District II on the Buda side, both 3,900 HUF on an hourly guided tour, or 5,900 HUF for the pair. If walking is not enough, the Mátyás-hegy adventure tour sends you crawling through the undeveloped part of the same cave system for 14,700 HUF, overalls, helmet and headlamp included.

The catch is the calendar: Pál-völgyi closes on Mondays and Szemlő-hegyi on Tuesdays. Plan around that and the rest is easy.

📋 At a Glance

🦇 The big one	Pál-völgyi Cave, 3,900 HUF, about 1 hour, 400+ steps, closed Mondays
🧒 The easy one	Szemlő-hegyi Cave, 3,900 HUF, about 40 minutes, pram and wheelchair friendly, closed Tuesdays
🎟️ Both caves	Combined ticket 5,900 HUF, valid for a year from purchase
🔦 Real caving	Mátyás-hegy adventure tour, 14,700 HUF, gear included, school age and up, book ahead
🌡️ Temperature	11°C in Pál-völgyi, 12°C in Szemlő-hegyi, all year
🚌 Getting there	Bus 65 from Kolosy tér (Pál-völgyi), bus 29 from Szentlélek tér (Szemlő-hegyi)

Why a capital city has caves at all

The Buda hills are limestone, and the same hot water that feeds the city’s thermal baths once rose through that rock and dissolved it from below. The result is a cave system under a residential district: villas on top, kilometers of passages underneath. Pál-völgyi alone, joined to the Mátyás-hegy and other caves, now runs to about 32 kilometers of known passages, the longest in Hungary.

Two short stretches are lit, paved and open to anyone with a ticket. Everything else is either closed to visitors or reachable only in overalls with a guide.

Pál-völgyi Cave: the one with the ladder

What it is. A 500 meter developed route through the most dramatic accessible part of the system, discovered in a quarry in 1904 and open to visitors, with breaks, since 1919. The tour lasts about an hour. Expect tall, narrow fissure passages, big height differences and round hollows dissolved by thermal water, plus dripstones, calcite crystals and fossil shell imprints in the rock.

Why it is worth it. It feels like a proper cave rather than a cellar with lighting. The trade-off is physical: more than 400 steps and a 7 meter ladder with handrails, the so-called hen ladder. If stairs are your weak point, this is the one to skip.

The rules. No entry under age 5 or under 115 cm, no dogs, maximum 35 people per tour. If a tour is full, you get a ticket for the next one.

Language. For visitors who do not speak Hungarian, the national park offers a free audio guide app in English, German, French, Spanish, Russian, Ukrainian, Italian and Polish; download it before you go, because you will want it underground. Private groups can arrange an English-speaking guide in advance, for a 16,000 HUF fee on top of the tickets.

The facts. Szépvölgyi út 162, 1025 Budapest. Open every day except Monday; tours leave at a quarter past every hour, first 10:15, last 16:15. Buy your ticket at the visitor center across the road at least 10 minutes before the tour; the center also holds a small interactive exhibition on caves and bats. Closed 24, 25, 26 and 31 December and 1 January. Cash, card and SZÉP card are accepted.

Photo: Christo, CC BY-SA 4.0, resized, via Wikimedia Commons

Szemlő-hegyi Cave: the gentle one

What it is. A shorter, flatter cave less than a kilometer away as the crow flies, found during a building job in a villa district and now sitting under a small park. The basic tour takes about 40 minutes. Its walls are covered in knobbly mineral crusts, and some formations have names, such as the Sunken Ship and the Polar Bear, which star in the children’s story told in the visitor center.

Why it is worth it. It is the cave for families and for anyone who cannot do 400 steps: the route is accessible with a pram or a wheelchair. There is a stair lift at the entrance and the cave route uses 15 degree ramps, so the park advises bringing a companion if you use a wheelchair. Above ground there is a playground, a geology trail and an exhibition where children can try rope technique and squeeze through a replica of the Needle’s Eye. The weakness: after Pál-völgyi it can feel short, so if you only do one cave and you are fit, do the other one.

The facts. Pusztaszeri út 35, 1025 Budapest. Open every day except Tuesday; tours leave on the hour, first 10:00, last 16:00. Closed 24, 25, 26 and 31 December and 1 January. No dogs. The same free audio guide app covers this cave.

Photo: Christo, CC BY-SA 4.0, resized, via Wikimedia Commons

Photo: Christo, CC BY-SA 4.0, resized, via Wikimedia Commons

Tickets for both show caves

Ticket	Full price	Concession
Pál-völgyi, tour plus exhibition	3,900 HUF (about $12)	2,800 HUF (about $9)
Szemlő-hegyi, basic tour	3,900 HUF (about $12)	2,800 HUF (about $9)
Combined ticket, both caves, valid one year	5,900 HUF (about $18)	4,700 HUF (about $15)
Pál-völgyi bat-watch tour with talk, 2.5 to 3 hours, online	5,200 HUF	4,200 HUF
Szemlő-hegyi, under-3s	200 HUF registration ticket

Prices are in HUF, which is what you pay at the ticket desk. Converted at 1 USD = 323 HUF, the ECB rate on 16 October 2026. Rates move, so treat the converted figures as indicative.

Concessions cover children, students, pensioners, teachers, and up to two adults accompanying two or more children. Discounts do not stack. The combined ticket is the obvious buy if you want both: it saves 1,900 HUF and you do not have to use the second half on the same day.

Source: Duna-Ipoly National Park pages for Pál-völgyi Cave and Szemlő-hegyi Cave, prices, hours, age limits and access checked 17 October 2026; bus routes 65 and 29 checked on bkk.hu the same day.

The Mátyás-hegy adventure tour: overalls on

What it is. A guided trip into the undeveloped Mátyás-hegy section of the Pál-völgyi system, run from the same Szépvölgyi út address. There is no path and no lighting. Several times you move on all fours or slide through on your belly. No experience is needed, only a sporty attitude, and the overalls, helmet and headlamp are provided.

Why it is worth it. You see the cave system in its natural state, inside the city limits and reached by city bus. The trade-off is obvious and real: it is tight, it is dark, and it is not for anyone who panics in small spaces.

Who can go. From school age, shown with a student card. The extreme tour is 14 and over.

Tour	Length	Full price	Concession
Basic adventure tour	see the booking page	14,700 HUF (about $46)	9,000 HUF (about $28), students 6 to 14
Extreme tour, age 14+	3 hours	19,900 HUF (about $62)
Caving team-building program	3.5 hours	19,900 HUF (about $62)

Prices are in HUF, as the national park lists them. Converted at 1 USD = 323 HUF, the ECB rate on 16 October 2026. Rates move, so treat the converted figures as indicative.

Tours run all year, by advance booking only, through barlangaszat.hu, the operator named by the national park. Check the start times and the length of the basic tour there before you plan the rest of the day around it.

Source: Duna-Ipoly National Park, Mátyás-hegyi Cave, prices, age limits and equipment checked 17 October 2026.

The three caves side by side

	Pál-völgyi	Szemlő-hegyi	Mátyás-hegy adventure
Tour length	About 1 hour	About 40 minutes	Book to confirm; extreme tour 3 hours
Route	Lit path, 400+ steps, 7 m ladder	Lit path, ramps, pram and wheelchair friendly	No path, crawling
Temperature	11°C	12°C	Cave temperature, gear provided
Minimum age	5 years and 115 cm	None	School age; 14 for the extreme tour
Adult ticket	3,900 HUF	3,900 HUF	14,700 HUF
Closed	Mondays	Tuesdays	Open all year by booking
Tours	Hourly, 10:15 to 16:15	Hourly, 10:00 to 16:00	By appointment

Which one to pick

• Small children, a pram, bad knees or a wheelchair: Szemlő-hegyi. Our guide to Budapest with kids has the rest of a family day around it.
• One cave, reasonably fit adults: Pál-völgyi. It is the more impressive cave, and the ladder is part of the fun.
• Both in one morning: the two caves are under a kilometer apart as the crow flies. Take the 10:00 Szemlő-hegyi tour, which ends around 10:40, and aim for the 12:15 Pál-völgyi tour without rushing. Buy the combined ticket at the first cave.
• You want a story you will still tell in ten years: the Mátyás-hegy adventure tour, booked ahead.
• Monday: Szemlő-hegyi only. Tuesday: Pál-völgyi only.

Two seasonal notes. In a heat wave both caves are the coolest places in the city, which is why they get their own section in our Budapest heat wave survival guide. In rain they are equally good, since the weather stops at the entrance; the rainy day guide has the indoor plans for the rest of the day.

Man-made caves and bunkers

The caves under Castle Hill are a different thing: natural cavities that people widened, walled and reused for centuries. If you are already up there, they are the easier add-on, and further out, Csepel has its wartime bunkers.

• Hospital in the Rock is a wartime hospital and Cold War nuclear bunker built into the caves under Buda Castle, visited on a guided tour. It is history, not geology, and it is the more moving of the two.
• The Buda Castle Labyrinth is a self-guided walk through cellars and passages under the Castle District, short, theatrical and suitable for an hour between other sights.
• The Csepel bunker tour goes further from the center, into World War II air raid shelters under the Csepel Works, for when the underground history bug has properly bitten.

None of them is a cave in the sense Pál-völgyi is. If you want limestone shaped by hot water rather than by masons, you have to go to District II.