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Germany
North Rhine-Westphalia
Rhein-Sieg-Kreis
Windeck

Basalt columns at Basaltkrater, Naturpark Bergisches Land – Blue Stone" basalt crater" loop from Niederirsen

Routes
Hiking trails & Routes
Germany
North Rhine-Westphalia
Rhein-Sieg-Kreis
Windeck

Basalt columns at Basaltkrater, Naturpark Bergisches Land – Blue Stone" basalt crater" loop from Niederirsen

Moderate

4.8

(22)

51

hikers

Basalt columns at Basaltkrater, Naturpark Bergisches Land – Blue Stone" basalt crater" loop from Niederirsen

02:38

9.38km

190m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 8, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Naturpark Bergisches Land

Waypoints

A

Start point

Bus stop

Get Directions
1

48 m

Mittelirser Walzenmühle

Highlight • Historical Site

Often open on German Mill Days on Whit Monday

Translated by Google •

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2

5.56 km

Spacious car park just 3 minutes' walk from the "Blauer Stein" basalt crater

Translated by Google •

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3

5.91 km

A geological peculiarity from the old volcanic times can be seen here: the basalt steles that can be seen at this point have been given the name "The Pillars of …

Translated by Google •

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4

5.93 km

Blue Stone" basalt crater"

Highlight • Natural Monument

The Blue Stone near Leuscheid is an impressive natural monument. The angular, partly meter-high columns of the basalt crater were created by volcanic activity.

Translated by Google •

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5

6.02 km

Blauer Stein Shelter

Highlight • Mountain Hut

This shelter with barbecue area is located near the blue stone.

Translated by Google •

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6

6.05 km

Windeck picnic station

Highlight • Rest Area

7

6.05 km

Free geology lessons. Ideal for a break with a beautiful view of the landscape.

Translated by Google •

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8

9.25 km

Irsen Village Pond

Highlight • Lake

The Irsen village pond (often also called Mühlenteich) is located in the village of Irsen, a district of the municipality of Windeck in the Rhein-Sieg district (North Rhine-Westphalia). The body …

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B

9.38 km

End point

Bus stop

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Way Types & Surfaces

Way Types

6.25 km

1.96 km

962 m

180 m

Surfaces

4.15 km

2.52 km

1.71 km

646 m

330 m

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Elevation

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

Highest point (360 m)

Lowest point (200 m)

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Weather

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Wednesday 14 October

18°C

6°C

0 %

Additional weather tips

Max wind speed: 11.0 km/h

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