Articles

Belgian Ultrarunner Karel Sabbe's Record-Breaking Pacific Crest Trail Run Showcased in New YouTube Documentary

Explore Karel Sabbe's record-breaking Pacific Crest Trail run in a riveting documentary. Jour..

Trail Running: How it Can Help Reduce Stress and Anxiety

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Trail Running vs. Road Running: Which One Is Right For You?

When it comes to running, there are two primary options to choose from: trail running and road..

Harder Run

Name: Harder Run
Start: 2025-05-10
End: 2025-10-26
Location: Interlaken

Interlaken, Switzerland • 10-26 May-Oct 2025

The Harder Run will take place in Interlaken from Saturday 10 May 2025 to Sunday 26 October 2025. Visit the organization's website for the most recent information.

Switzerland Interlaken

Race information

Website Registration

Visit the organization's website for the most recent information.

Trail runs nearby

Thursday May 8

Urschweizer Trails - Nidwalden

Stans - 49 km from Interlaken

9 km

The Urschweizer Trails - Nidwalden will take place in Stans on Thursday 8 May 2025. You can run 9 kilometers.

Friday May 16

Trailrun Huttwil

Huttwil - 47 km from Interlaken

0 km

...

4 km

8 km

The Trailrun Huttwil will take place in Huttwil on Friday 16 May 2025. You can run 8 kilometers.

Sunday Jun 15

Interlaken Trails Festival

The Interlaken Trails Festival will take place in Interlaken on Sunday 15 June 2025. You can run between 22 and 42 kilometers.

Fri - Sun Jun 20-29

Lobärg-Run

Ersigen - 50 km from Interlaken

8 km

12 km

The Lobärg-Run will take place in Ersigen from Friday 20 June 2025 to Sunday 29 June 2025. You can run between 8 and 12 kilometers.

Sat - Sun Jun 28-29

Aletsch Halbmarathon

Bettmeralp - 36 km from Interlaken

0 km

21 km

The Aletsch Halbmarathon will take place in Bettmeralp from Saturday 28 June 2025 to Sunday 29 June 2025. You can run 21 kilometers.

Sunday Jul 13

Vogellisi Berglauf Adelboden-Silleren

Adelboden - 32 km from Interlaken

0 km

The Vogellisi Berglauf Adelboden-Silleren will take place in Adelboden on Sunday 13 July 2025.