Green Lake - Nun's Stone - New Mill
100% of reviewers say this trail is moderate
14.3kmLength
459mElevation gain
4.5–5hrEstimated time
Circular
This diverse circular hike leads through the scenic Wiehen Hills (Wiehengebirge) in the northern Osnabrück region. The trail connects the natural monument Grüner See with the historic observation tower on the Nonnenstein, following a mixture of narrow ridge paths, broad forestry roads, and idyllic valley trails. A central highlight is the "Green Lake" (Grüner See), a former quarry characterized by its turquoise-emerald water, along with the panoramic views from the Nonnenstein over the Ravensberg Hills. The route features moderate inclines and requires solid basic fitness and surefootedness on the sometimes root-covered sections of the ridge.
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Top sights
Nonnenstein
Peak
Grüner See
Lake
Maschberg
Peak
Nonnenstein Tower
Tower
Elsbeths Osterbaum
Attraction
Bismarck-Feuersäule
Weather shelter
Lauftreff
Hut
Popular times
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Frequently asked questions
What’s helpful to know about this trail?
Experience this 14.3-km circular trail near Melle, Lower Saxony. Generally considered a moderately challenging route, it takes an average of 4 h 8 min to complete. This is a popular trail for hiking and trail running, but you can still enjoy some solitude during quieter times of day.
What is the expected weather this week for Green Lake - Nun's Stone - New Mill?
Expected weather for Green Lake - Nun's Stone - New Mill for the next 5 days is:
- Wed 23 September - 16.8 degrees/clear
- Thu 24 September - 17.6 degrees/clear
- Fri 25 September - 19.7 degrees/drizzle
- Sat 26 September - 23 degrees/clear
- Sun 27 September - 20.3 degrees/drizzle
Where is Green Lake - Nun's Stone - New Mill located?
Green Lake - Nun's Stone - New Mill is a trail located in Nature and Geopark TERRA.vita.
How hard is Green Lake - Nun's Stone - New Mill?
Green Lake - Nun's Stone - New Mill is considered a moderate hike that covers 14.3 km, with an elevation gain of 459 m. It takes about 4.5–5 hr to complete. Moderate trails often feature gradual climbs or obstacles like rocks or roots.
What is the elevation gain for Green Lake - Nun's Stone - New Mill?
Green Lake - Nun's Stone - New Mill is considered a moderate hike that covers 14.3 km, with an elevation gain of 459 m. It takes about 4.5–5 hr to complete. Moderate trails often feature gradual climbs or obstacles like rocks or roots.
Is Green Lake - Nun's Stone - New Mill a circular?
Green Lake - Nun's Stone - New Mill is a circular trail that covers 14.3 km, with an elevation gain of 459 m. It takes about 4.5–5 hr to complete. Circular trails have the same starting point and endpoint. You'll follow a single route without retracing your steps.
How long is Green Lake - Nun's Stone - New Mill?
Green Lake - Nun's Stone - New Mill is a circular trail that covers 14.3 km, with an elevation gain of 459 m. It takes about 4.5–5 hr to complete. Circular trails have the same starting point and endpoint. You'll follow a single route without retracing your steps.
Are dogs allowed on Green Lake - Nun's Stone - New Mill?
Dogs may be allowed on Green Lake - Nun's Stone - New Mill. Be sure to check regulations before heading out.
Are there lakes at Green Lake - Nun's Stone - New Mill?
Yes, Green Lake - Nun's Stone - New Mill is near Grüner See.
Is there running at Green Lake - Nun's Stone - New Mill?
Yes, trailgoers have said that Green Lake - Nun's Stone - New Mill is good for running. This trail covers 14.3 km, with an elevation gain of 459 m.
Are there forests at Green Lake - Nun's Stone - New Mill?
Yes, Green Lake - Nun's Stone - New Mill is a forest trail in Nature and Geopark TERRA.vita.
Are there wildflowers at Green Lake - Nun's Stone - New Mill?
Yes, trailgoers have reported a variety of wildflower types on Green Lake - Nun's Stone - New Mill, though the specific types can vary from month to month.
Last updated on 21 September 2026 at 22:45 GMT+0