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

Trail running is an effective way to reduce stress, anxiety, and improve physical and mental he..

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..

Festival des 3 Forêts

Name: Festival des 3 Forêts
Start: 2025-09-13
End: 2025-09-13
Location: Mériel

Mériel, France • 13 Sep 2025

The Festival des 3 Forêts will take place in Mériel on Saturday 13 September 2025. You can run between 13 and 162 kilometers. Visit the organization's website for the most recent information.

France Val-d'Oise Île-de-France Mériel

Race information

Website Registration

162 km

Trail / 162 Km - 4800 D+

100 km

Trail / 100 Km - 2400 D+

70 km

Trail / 70 Km - 1700 D+

65 km

Trail / 65 Km - 2500 D+

45 km

Trail / 45 Km - 1500 D+

25 km

Trail / 25 Km - 615 D+

13 km

Trail / 13 Km - 230 D+

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

Trail runs nearby

Sunday Nov 9

10 km Course Nature et Cross du Val d'Europe Chessy Montévrain

Chessy - 46 km from Mériel

...

The 10 km Course Nature et Cross du Val d'Europe Chessy Montévrain will take place in Chessy on Sunday 9 November 2025. You can run between 7 and 10 kilometers.

Saturday Nov 15

Les Flambeaux

Montfort-l'Amaury - 44 km from Mériel

10 km

18 km

The Les Flambeaux will take place in Montfort-l'Amaury on Saturday 15 November 2025. You can run between 10 and 18 kilometers.

Sat - Sun Nov 15-16

Trail des Châtaignes

Cormeilles-en-Parisis - 12 km from Mériel

17 km

22 km

36 km

The Trail des Châtaignes will take place in Cormeilles-en-Parisis from Saturday 15 November 2025 to Sunday 16 November 2025. You can run between 17 and 36 kilometers.

UTMB Index

Sunday Nov 16