On the slag mountain
2.3miLength
351ftElevation gain
1–1.5hrEstimated time
Out & back
Popular walk in the Hohe Mark Nature Park, North Rhine-Westphalia.
The 159 m high Haniel heap near Bottrop is one of the highest heaps in the Ruhr area. Great views over the Ruhr area and the amphitheater await you at the summit.
Highlights of the route:
- mountain arena
- Halde Haniel
- views over the Ruhr area
This text has been translated.
Top sights
Halde Haniel
Peak
Top sights
Halde Haniel
Peak
Popular times
When is the trail busiest?
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Frequently asked questions
What’s helpful to know about this trail?
Check out this 2.3-mile out-and-back trail near Oberhausen, North Rhine-Westphalia. Generally considered a moderately challenging route, it takes an average of 1 h 1 min to complete. This is a very popular area for running and walking, so you'll likely encounter other people while exploring. The trail is open year-round and is beautiful to visit anytime. Dogs are welcome, but must be on a leash.
What is the expected weather this week for On the slag mountain?
Expected weather for On the slag mountain for the next 5 days is:
- Mon, September 21 - 62 degrees/clear
- Tue, September 22 - 67 degrees/clear
- Wed, September 23 - 63 degrees/showers
- Thu, September 24 - 63 degrees/foggy
- Fri, September 25 - 67 degrees/clear
Where is On the slag mountain located?
On the slag mountain is a trail located in Hohe Mark Nature Park - Westmünsterland.
How hard is On the slag mountain?
On the slag mountain is considered a moderate hike that covers 2.3 mi, with an elevation gain of 351 ft. It takes about 1–1.5 hr to complete. Moderate trails often feature gradual climbs or obstacles like rocks or roots.
What is the elevation gain for On the slag mountain?
On the slag mountain is considered a moderate hike that covers 2.3 mi, with an elevation gain of 351 ft. It takes about 1–1.5 hr to complete. Moderate trails often feature gradual climbs or obstacles like rocks or roots.
Is On the slag mountain an out and back trail?
On the slag mountain is an out-and-back trail that covers 2.3 mi, with an elevation gain of 351 ft. It takes about 1–1.5 hr to complete. Out-and-back trails have the same starting point and endpoint. You'll follow the route out to a specific point, and then retrace your steps to return to the start. The length of the trail refers to the entire route — traveling out and back on this route covers 2.3 mi.
How long is On the slag mountain?
On the slag mountain is an out-and-back trail that covers 2.3 mi, with an elevation gain of 351 ft. It takes about 1–1.5 hr to complete. Out-and-back trails have the same starting point and endpoint. You'll follow the route out to a specific point, and then retrace your steps to return to the start. The length of the trail refers to the entire route — traveling out and back on this route covers 2.3 mi.
Are dogs allowed on On the slag mountain?
Yes, dogs are allowed on On the slag mountain, but must remain on a leash.
When is the best time of year to hike On the slag mountain?
On the slag mountain is open year-round and is beautiful to visit anytime.
How busy is On the slag mountain?
According to trailgoers, On the slag mountain is usually busy. On the slag mountain is open year-round and is beautiful to visit anytime.
Are there forests at On the slag mountain?
Yes, On the slag mountain is a forest trail in Hohe Mark Nature Park - Westmünsterland.
Last updated on September 20, 2026 at 11:00 pm GMT+0