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Bike touring routes & trails

North Rhine-Westphalia

Bergisches Land

Rheinisch-Bergischer Kreis

Altenberg Cathedral – Great Dhünn Reservoir loop from Altenberg

Bike touring routes & trails

North Rhine-Westphalia

Bergisches Land

Rheinisch-Bergischer Kreis

Altenberg Cathedral – Great Dhünn Reservoir loop from Altenberg

Hard

4.8

(12)

42

riders

Altenberg Cathedral – Great Dhünn Reservoir loop from Altenberg

02:17

28.0km

460m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 8, 2026

Tips

Cycling is not permitted along parts of this route

After 9.54 km for 227 m

After 24.7 km for 137 m

Waypoints

A

Start point

Parking

1

163 m

Altenberg Cathedral

Highlight • Religious Site

Altenberg Cathedral is a central rest stop and landmark in the Dhünn Valley and one of the most beautiful Gothic churches in Germany. Inside, the 144-square-meter west window is well …

Translated by Google •

Tip by

2

222 m

Küchenhof Altenberg

Highlight • Restaurant

The Küchenhof, with its more than 260-year-old tradition, was built as a square farm in 1755 next to St. Mark's Chapel and served the monks as a farmyard with a dairy, stables, and a vegetable and herb garden.

Translated by Google •

Tip by

3

2.53 km

Dhünn Valley

Highlight (Segment) • Gorge

A wonderful section to drive with a great landscape that surrounds you, directly along the Dhünn.

Translated by Google •

Tip by

4

7.10 km

Rest area & butterfly valve at the Große Dhünntalsperre dam

Highlight • Lake

The centric butterfly valve for water production consists of an annular body in which an annular elastomeric shut-off seal / sleeve is inserted. A disc guided by a shaft pivots through a 90° rotary movement into the seal.

Translated by Google •

Tip by

5

7.24 km

Great Dhünn Reservoir

Highlight • Lake

Here you have a great view of the large Dhünntalsperre, after all Germany's second largest drinking water dam. All around is a lot of nature with many rare and protected species.

Translated by Google •

Tip by

6

12.2 km

Donkey Monument in Bechen

Highlight • Monument

This donkey was built in 1983 by sculptor Heide Dobberkal as a symbol of Bechen.

Translated by Google •

Tip by

7

24.7 km

Rapids and ruins of the former gunpowder mill on the Dhünn

Highlight • Historical Site

The remains of a powder mill on the Dhünn. You can find them in the Aue on a single trail.

Translated by Google •

Tip by

8

26.2 km

Pulverfabrik Aue

Highlight • Historical Site

Information board about the dangerous factory and its end with a big bang.

Translated by Google •

Tip by

B

28.0 km

End point

Parking

Way Types & Surfaces

Way Types

8.91 km

8.89 km

6.88 km

2.19 km

702 m

371 m

103 m

Surfaces

12.7 km

9.08 km

3.49 km

1.16 km

977 m

666 m

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Elevation

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Weather

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Monday 12 October

16°C

9°C

-- %

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