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La Grosse Bertha

Ans, Belgium • 29 Jun 2025

The La Grosse Bertha will take place in Ans on Sunday 29 June 2025. You can run between 10 and 16 kilometers. Visit the organization's website for the most recent information.

Belgium Luik Ans

Race information

Registration Facebook

16 km

10 km

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

Trail runs nearby

Saturday Nov 8

Grand Trail des Lacs & Châteaux Winter Edition (GTLC)

The Grand Trail des Lacs & Châteaux Winter Edition (GTLC) will take place in Waimes on Saturday 8 November 2025. You can run between 15 and 66 kilometers.

UTMB Index

Sat - Sun Nov 8-9