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Great Koldinger Lake – View of Marienburg Castle loop from Rethen (Leine)

Routes

Bike touring routes & trails

Great Koldinger Lake – View of Marienburg Castle loop from Rethen (Leine)

Hard

4.6

(118)

380

riders

Great Koldinger Lake – View of Marienburg Castle loop from Rethen (Leine)

03:24

53.7km

240m

Cycling

Hard bike ride. Good fitness required. You may need to push your bike for some segments of this route. The starting point of the route is accessible with public transport.

Last updated: August 5, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Leineaue zwischen Ruthe und Koldingen

Ahrberger Holz / Groß Förster Holz

NSG Mastberg und Innersteaue

Waypoints

Start point

Train Station

Get Directions

2.42 km

Great Koldinger Lake

Highlight • Lake

In this area you can just be happy and enjoy nature, whether by bike or on foot.

Translated by Google •

Tip by

12.2 km

Im Hasenwinkel

Forest

17.7 km

Wooden bridge over the Innerste River

Highlight • Bridge

Simply beautiful to look at.

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Tip by

18.0 km

Innerste Cycle Path in the Mastberg and Innersteaue Nature Reserve

Highlight • Cycleway

Very beautiful section of the trail, framed by Mastberg and Innerste.

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Tip by

19.7 km

Innerste cycle path

Highlight • Cycleway

A beautiful route that completely avoids roads. Completely redesigned in 2020, it's easy to ride in any weather.

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Tip by

31.6 km

View of Marienburg Castle

Highlight • Viewpoint

The beautiful castle now belongs to a foundation and is to be renovated by 2030. It previously belonged to Ernst August von Hannover junior, it was built in the 19th …

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Tip by

32.0 km

View of Marienburg Castle

Highlight • Viewpoint

Here you have a fantastic view of the castle when you cycle towards Hanover. It is worth a detour to see the historic walls and the inventory.

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Tip by

43.9 km

Giftener Teich

Lake

44.4 km

Giftener Lake Landscape

Highlight • Lake

A beautiful swimming lake for swimming, sailing, surfing and paddling.

Showing Translation

Tip by

49.9 km

View of the ponds with bench (Leineaue between Ruthe and Koldingen)

Highlight • Lake

The bench is right on the bike path for this section of the route. From there you have a beautiful view of the lake. The right place for a quiet, relaxed rest.

Translated by Google •

Tip by

53.7 km

End point

Train Station

Way Types & Surfaces

Way Types

24.4 km

15.3 km

6.92 km

5.33 km

1.80 km

< 100 m

Surfaces

31.3 km

11.2 km

4.91 km

3.50 km

2.76 km

< 100 m

Elevation

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

Highest point (170 m)

Lowest point (60 m)

Weather

Tuesday 18 August

18°C

15°C

80 %

Additional weather tips

Max wind speed: 14.0 km/h

to get more detailed weather forecasts along your route

Comments

July 13, 2025,Fahrradtour nach Eiscafé Mauro Nordstemmen

After yesterday's rainy weather, we went for a walk on the ice. On the way back, we passed Marienburg Castle in Nordstemmen.

Showing Translation

November 30, 2025,30.11.2025 Dem Jungen fehlte Bewegung.

Dry weather and even a brief glimpse of sunshine were promised for the afternoon. It stayed dry, but the sun never made an appearance.

I stood in front of the Blume ice cream parlor in Schulenburg, debating whether to go in. I was warmed up from cycling and dreaded the effort of locking my bike and taking off my cycling …

Showing Translation

October 22, 2023,22.10.2023 Giftener Seen und Marienburg

Komoot's search function works by specifying the starting location or the time period. But that doesn't help much if you start 99% of your tours from your own front door. It works better using keywords, so you should give the tours a meaningful title. In this sense, the title this time is chosen to be particularly effective, even if it …

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March 1, 2025,01.03.2025 Tour zur Marienburg und durchs Calenberger Land

It wasn't warm today, but at least it was dry. 🙂

Marienburg Castle is in a deep sleep. No signs of construction work. 🧐

At some point it was said that the inner courtyard would soon be open to the public again and that even small restaurants would be possible. The foundation's website now says that it is unlikely to …

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Great Koldinger Lake – View of Marienburg Castle loop from Rethen (Leine)

Great Koldinger Lake

Wooden bridge over the Innerste River

Innerste Cycle Path in the Mastberg and Innersteaue Nature Reserve

Innerste cycle path

View of Marienburg Castle

View of Marienburg Castle

Giftener Lake Landscape

View of the ponds with bench (Leineaue between Ruthe and Koldingen)

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