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Germany

North Rhine-Westphalia

Cologne Forest Lab – Otto Maigler Lake loop from University of Cologne

Routes

Hiking trails & Routes

Germany

North Rhine-Westphalia

Cologne Forest Lab – Otto Maigler Lake loop from University of Cologne

Hard

hikers

Cologne Forest Lab – Otto Maigler Lake loop from University of Cologne

05:52

22.9km

90m

Hiking

Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: April 22, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Naturpark Rheinland

Waypoints

Start point

Parking

Get Directions

1.73 km

Bench with a view of the Decksteiner Weiher

Highlight • Viewpoint

The Decksteiner Weiher is the largest, approximately two kilometer long, artificially created park pond in Cologne around 1930. It was also designed as a training course for rowing.
To this …

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3.08 km

Cologne Forest Lab

Highlight • Forest

In March 2010, the reforestation of the forest laboratory in Cologne-Marsdorf was ceremoniously started. Both the Lord Mayor of Cologne and the two CEOs of Toyota and RheinEnergie each planted …

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12.5 km

Otto-Maigler Lake

Highlight • Lake

The Otto-Maigler-See is a popular bathing lake in the town of Hürth in the Rhein-Erft-Kreis.

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13.8 km

Bench with a view of Otto Maigler Lake

Highlight • Viewpoint

New park benches are currently being set up around the Otto-Maigler-See. The first have already been successfully installed by the Rhineland Nature Park.
In the coming weeks, more are to …

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14.4 km

Bench with view of Otto-Maigler Lake

Highlight • Viewpoint

One of the few benches that are set up around Lake Otto Maigler. A nice place for a break...

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14.7 km

View of the beach at Otto-Maigler Lake

Highlight • Viewpoint

great view of the seaside resort

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15.0 km

Otto Maigler Lake

Highlight • Lake

Lake Otto-Maigler is a lake in the city of Hürth in the Rhein-Erft-Kreis, North Rhine-Westphalia. It originated after the brown coal mining in a planned open pit mine hole. At …

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21.1 km

Chestnut Avenue in the Cologne City Forest

Highlight • Forest

The "city forest" (see Gerda's contribution) here means a section of the "outer green belt" that stretches west of the Cologne-Klettenberg district between the A4 motorway and the military ring road. Above all, the "Decksteiner Weiher" is well-known.

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22.9 km

End point

Parking

Way Types & Surfaces

Way Types

18.1 km

1.74 km

1.55 km

1.24 km

307 m

Surfaces

8.95 km

5.73 km

4.76 km

2.98 km

499 m

Elevation

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

Weather

Tuesday 7 July

24°C

18°C

23 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

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Cologne Forest Lab – Otto Maigler Lake loop from University of Cologne

Bench with a view of the Decksteiner Weiher

Cologne Forest Lab

Otto-Maigler Lake

Bench with a view of Otto Maigler Lake

Bench with view of Otto-Maigler Lake

View of the beach at Otto-Maigler Lake

Otto Maigler Lake

Chestnut Avenue in the Cologne City Forest

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