Knollen Viewing Tower – View of the Agger Reservoir (Aggertalsperre) loop from Lieberhausen

Hiking trails & Routes

Germany

North Rhine-Westphalia

Bergisches Land

Oberbergischer Kreis

Bergneustadt

Knollen Viewing Tower – View of the Agger Reservoir (Aggertalsperre) loop from Lieberhausen

Moderate

4.6

(67)

183

hikers

Knollen Viewing Tower – View of the Agger Reservoir (Aggertalsperre) loop from Lieberhausen

03:47

13.5km

270m

Hiking

Moderate hike. 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: August 6, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Naturpark Bergisches Land

Waypoints

Start point

Parking

Get Directions

786 m

Footbridge over the stream in Naturpark Bergisches Land

Highlight • Bridge

Nice little bridge that crosses a clear, cold stream. Great place for a little cooling down on the face and neck on hot days.

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1.12 km

Colonia 75 Rüti 2 Forest Path

Highlight • Trail

Unfortunately not accessible due to broken wood!

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2.15 km

View of the Reservoir Branch in Naturpark Bergisches Land

Highlight (Segment) • Viewpoint

Part of the dam branch can be seen.

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3.59 km

Knollen Viewing Tower

Highlight • Viewpoint

Gigantic panoramic view high above the tree tops.

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6.32 km

Rengse Dam and Bergische Sun Bench

Highlight • Viewpoint

The Rengse Dam is part of the Aggertal Reservoir. It was built between 1927 and 1929 and continues to fulfill important functions in water management. From the bench, there is …

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7.95 km

View of the Agger Reservoir (Aggertalsperre)

Highlight • Viewpoint

Very relaxed path along the dam with a view of the water surface.

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10.5 km

View of the Bruch Pre-Basin

Highlight • Viewpoint

There is an outdoor pool here.

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12.3 km

Rosenthalseifen Water Wheel

Highlight • Monument

There is not only a beautiful water wheel here - the rest area is also uniquely designed.

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13.5 km

End point

Parking

Way Types & Surfaces

Way Types

10.8 km

1.60 km

529 m

404 m

135 m

Surfaces

5.32 km

3.68 km

3.44 km

675 m

267 m

< 100 m

Elevation

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

Highest point (440 m)

Lowest point (290 m)

Weather

Saturday 10 October

12°C

7°C

-- %

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Comments

June 18, 2025,Aussichtsturm Knollen – Blick auf die Aggerstaumauer Runde von Bruch

After-work ride in preparation for the 2nd ABUS trail.

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September 5, 2021,Kleine Sonntags Wanderung mit meinem Schatz

A little relaxed hike in wonderful weather 🌞🌞

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May 16, 2025,Tour um Bergneustadt mit Aggertalsperre

A varied tour around Bergneustadt, particularly beautiful along the Aggertalsperre.

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March 15, 2025,Aussichtsturm Knollen 🗼Blick auf die Aggerstaumauer Runde von Lieberhausen

We started 🥾🥾at the parking lot by the Agger Dam. A cool, fresh breeze 🌬 but accompanied by sunshine 🌞 🤗we quickly climbed the mountain and enjoyed the view 😄beautiful paths, lots of benches, and places to stop for a break at the Rengser Mill 👍Great route, saw a lot 👀Excellent weather—what more could you want 😎

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