Grotte du Confluent – Trou du Lierre loop from Comblain-au-Pont

Hiking trails & Routes

Grotte du Confluent – Trou du Lierre loop from Comblain-au-Pont

Moderate

4.7

(58)

153

hikers

Grotte du Confluent – Trou du Lierre loop from Comblain-au-Pont

03:32

12.4km

270m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 9, 2026

Waypoints

Start point

Bus stop

Get Directions

1.77 km

View of the Ourthe and Comblain-au-Pont

Highlight • Viewpoint

Great rock formations with a view of the Ourthe

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1.86 km

View of the Ourthe Valley from Les Tartines

Highlight • Viewpoint

These explicitly shaped rocks are made of Tournai and Visé limestone.
Source: mini-ardenne.be/poi.card.php?language=fr&id=5072

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2.82 km

Grotte du Confluent

Cave Entrance

3.77 km

View of Comblain-au-Pont from Roches Noires

Highlight • Viewpoint

From the Roches Noires, you can enjoy a 180-degree panorama over Comblain-au-Pont and the Ourthe valley. This point of view is called "black rocks" because the rocks present are made …

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4.70 km

Saint Martin Tower (Tour Saint-Martin), Comblain-au-Pont

Highlight • Historical Site

To get there, you follow a long drive lined with century-old lime trees. Rebuilt in the 19th century on the foundations of an old medieval keep, the Tour Saint-Martin is …

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4.75 km

View of Comblain-au-Pont from St Martin's Tower

Highlight • Viewpoint

Magnificent view of Comblain-au-pont...

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7.31 km

Carrière Souterraine du Grand Banc

Highlight • Structure

Bring several flashlights!

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7.31 km

Geo Trail in the Former Sandstone Mining Area

Highlight • Trail

From bat towers to rock sculptures, everything is included

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7.43 km

Former sandstone quarry with views of the Ourthe Valley

Highlight • Structure

From the geopath along the former sandstone mining area, you can enjoy a view of the Ourthe

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11.9 km

Trou du Lierre

Cave Entrance

12.4 km

End point

Bus stop

Way Types & Surfaces

Way Types

6.70 km

2.86 km

1.68 km

1.16 km

< 100 m

Surfaces

7.54 km

2.26 km

1.45 km

889 m

157 m

125 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Weather

Friday 9 October

14°C

8°C

26 %

Additional weather tips

Max wind speed: 26.0 km/h

to get more detailed weather forecasts along your route

Comments

September 24, 2023,Adventures of Ourthe 2

Day two, the tour starts from the city, Comblain au pont, and ends there. It goes through a rocky area with many old stone mines, almost tropical forests and forest areas in and around the city. The tour goes through a rocky crevice that you have to climb through. For sturdy people or those with claustrophobia, the tour ends there. …

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