Citadel of Namur
A fortress on the rock where the Sambre meets the Meuse, rebuilt over centuries and honeycombed with tunnels.
Updated 12 October 2026
The citadel occupies the rocky spur where the Sambre joins the Meuse, a position fortified since at least the tenth century and rebuilt repeatedly through the Spanish, Dutch, French and Austrian periods, with Vauban and Coehoorn both working on it, and it grew into one of the more heavily fortified sites in Europe, taken and retaken many times. What survives is a large open site of bastions, ditches, curtain walls and terraces covering the whole spur, free to walk, with an underground network of some five hundred metres of galleries and casemates open on guided tours. A cable car reopened in 2021 runs up from the riverbank. The views over the two rivers and the city are the reason many people come.
What's there
- Bastions and ditches across the spur - centuries of fortification on one site.
- Underground galleries - about five hundred metres of casemates on tours.
- The river confluence view - the Sambre meeting the Meuse below.
- The cable car - running up from the riverbank since 2021.
When to go
April to October for the grounds and the cable car; the underground tours run year round with reduced winter hours. Half a day. Weekends are busy. The site is large and involves a lot of walking.
Good to know
The site is very large and confusing without a plan; signage is patchy. Underground tours are timed and in French or Dutch unless arranged. The cable car queues at weekends. There is a lot of uphill walking if you do not take it.
Nearby
Namur city is below; the Jardins d'Annevoie lie south along the Meuse.
Key facts
Source: Wikidata, item Q2600730, read on 18 October 2026.
What to pack for Citadel of Namur
Chosen from what this place is for. Tap a kit for the full checklist.
- Head torch + spare batteries - Hands-free light is essential; caves are truly dark. Find on Amazon
- Comfortable walking shoes - Sightseeing means kilometres of pavement and cobbles daily. Find on Amazon
- Grippy closed shoes - Cave floors are wet, muddy and slick with formations. Find on Amazon
- A slim anti-theft daypack - Zips that close properly; keep it in front in crowds and on transit. Find on Amazon
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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.



