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Routes
Belgium
Wallonia
Liège
Verviers
Büllingen

View of the Olef Reservoir – Olef Reservoir loop from Wirtzfeld

Routes
Belgium
Wallonia
Liège
Verviers
Büllingen

View of the Olef Reservoir – Olef Reservoir loop from Wirtzfeld

Hard

4.3

(6)

21

riders

View of the Olef Reservoir – Olef Reservoir loop from Wirtzfeld

03:04

47.8km

550m

Gravel riding

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: June 20, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel des Hautes-Fagnes – Eifel

Naturpark Hohes Venn-Eifel

Waypoints

A

Start point

Bus stop

Get Directions

11.3 km

Staatsforst Hasselpatt

Forest

2

16.6 km

Oleftalsperre Inlet

Highlight • River

From the inlet you can drive towards Hollerrath or Belgium 🚴‍♂️👍🏻.

Translated by Google •

Tip by

3

16.6 km

there is a nice asphalt climb from this point up, recommended!

Translated by Google •

Tip by

4

20.5 km

View of the Olef Reservoir

Highlight • Viewpoint

beautiful view over the reservoir

Translated by Google •

Tip by

5

22.0 km

Oleftalsperre Dam

Highlight • Monument

View over the over 50 meter high dam of the Oleftalsperre.

Translated by Google •

Tip by

6

22.2 km

Olef Reservoir

Highlight • Lake

The Oleftalsperre was built in 1954-59. Due to cracks, the barrier had to be reinforced twice afterwards. Since 1965, the barrier has been used for drinking water, energy production and …

Translated by Google •

Tip by

7

22.4 km

Oleftalsperre

Highlight • Viewpoint

Great view of the dam.

Translated by Google •

Tip by

8

26.6 km

Prethtal Valley

Highlight (Segment) • Trail

Very nice MTB section in the Prethtal.

Translated by Google •

Tip by

9

28.6 km

Prethtal Cycle Path

Highlight (Segment) • Cycleway

This section is part of my tour "Hellenthal Prethtal Hollerath Oleftal Hellenthal": komoot.de/tour/7741056.

Videos to the subsection of the bike path in the Prethtal of Unterpreth direction Oberpreth can be …

Translated by Google •

Tip by

33.3 km

Mühlenteich

Lake

B

47.8 km

End point

Bus stop

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Way Types & Surfaces

Way Types

24.9 km

13.3 km

9.16 km

291 m

258 m

Surfaces

20.7 km

14.9 km

9.46 km

1.84 km

912 m

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Elevation

Elevation

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

Highest point (680 m)

Lowest point (400 m)

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Weather

Powered by Foreca

Friday 10 July

28°C

14°C

0 %

Additional weather tips

Max wind speed: 15.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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