Cave Comblain, Ardennes Mountains Travel Guide

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Discover the stunning Grotte de Comblain in Belgium: a natural wonder with impressive rock formations and fascinating history.

Explore the Grotte de Comblain, a natural cave in the Ourthe Valley near Liège, Belgium. Discovered in 1900, it features stunning stalactites and stalagmites, and offers guided tours to explore its depths and learn about its geological history.

A brief summary to Cave Comblain

Rue des Grottes 46, Comblain-au-Pont, 4170, BE
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From Eve

Know before you go

Hi, I'm Eve. Here are a few practical things to know before exploring Cave Comblain.

Wear comfortable walking shoes as the cave floors can be uneven and there are 640 steps.
Bring a light jacket; the temperature inside the cave is around 10°C (50°F).
Book your tour in advance, especially during peak season.
Tours are available in French and Dutch, and sometimes English.

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Other nearby places you may find interesting

The closest places of the same kind, if this one is not quite what you had in mind.

Château Féodal de La Roche-en-Ardenne

Parc Ardennes

Citadelle de Dinant

Le Tombeau du Géant à Botassart

Musée de la Bataille des Ardennes

Explore Cave Comblain on the Map

A handpicked selection of must-see spots near Cave Comblain, mapped for you.

Getting There

Public Transport

From Liège, take a train to Comblain-au-Pont station. From the station, walk south on Rue des Combattants until you reach Rue des Grottes. Walk approximately 20 minutes along Rue des Grottes to reach the cave entrance. Train tickets from Liège to Comblain-au-Pont typically cost between €4 - €8. Alternatively, buses connect Comblain-au-Pont to nearby towns. From Durbuy, take bus line 12 towards Comblain-au-Pont and get off at the 'Comblain-au-Pont, Rue des Grottes' stop, a 5 minute walk to the cave.
Car

If driving, head towards Comblain-au-Pont. Once in Comblain-au-Pont, follow signs for Rue des Grottes. The Cave Comblain is located at Rue des Grottes 46. Free parking is available near the cave entrance. Note that parking may be limited.

Discover more about Cave Comblain

The Grotte de Comblain, also known as the Cave of Comblain or Grotte de l'Abîme, is a captivating natural attraction located in the Ourthe Valley in Comblain-au-Pont, Belgium. The cave was discovered in 1900 when a dog fell into a 22-meter-deep abyss. The story goes that a local girl's dog fell into the abyss, and her cries alerted authorities. A rescue mission led by police officer M. Dubuisson resulted in the dog's rescue and the cave's discovery.Exploration of the cave began in earnest in the early 20th century. In 1902, Ernest Van den Broeck, Edmond Rahir, and E.A. Martel explored the cave, followed by Les Chercheurs de la Wallonie who discovered most of the known chambers by 1925. Auguste Bry made the cave accessible to tourists, opening it in 1929.Visitors can explore the cave's intricate passages on guided tours, marveling at the stunning stalactites, stalagmites, and other colorful formations shaped over thousands of years. The cave also houses a unique ecosystem, providing shelter for bats, and is recognized as an underground cavity of scientific interest. The cave maintains a constant temperature of around 10 degrees Celsius.After your tour, enjoy the surrounding area, offering picturesque views of the Ardennes region. There is also a small museum, cafeteria and children's area with wooden toys available for visitors.