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La Grosse Bertha

Ans, Belgium • 15-16 Aug 2026

The La Grosse Bertha will take place in Ans from Saturday 15 August 2026 to Sunday 16 August 2026. You can run between 10 and 107 kilometers. Visit the organization's website for the most recent information.

Belgium Luik Ans

Race information

Website Facebook

107 km

Ultra 107

65 km

Trail Rive Droite

Marathon

Marathon de la Grosse Bertha

26 km

Course des Ulhans

16 km

La Bande à Bonnot

10 km

Course Julien Adam

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

Trail runs nearby

Saturday Jun 6

Trail du COCP

The Trail du COCP will take place in Chaudfontaine on Saturday 6 June 2026. You can run between 7 and 18 kilometers.

Sunday Jun 7

Ohm Trail

...

The Ohm Trail will take place in Aywaille on Sunday 7 June 2026. You can run between 10 and 83 kilometers.

Sunday Jun 7

GR Provincie Trail Limburg

Sint Pieter

Half Marathon

43 km

The GR Provincie Trail Limburg will take place in Sint Pieter on Sunday 7 June 2026. You can run between 21 and 43 kilometers.

Fri - Mon Jun 12-15

Haute Ardenne Ultra Trail Festival

...

The Haute Ardenne Ultra Trail Festival will take place in Trois-Ponts from Friday 12 June 2026 to Monday 15 June 2026. You can run between 18 and 50 kilometers.