Five days of preparation, Monday to Friday at the Mosa, for the Club Alpin Belge's climbing passports for seconds and leaders.
As CAB SERAC announced it. Plans change, so check with the wall before you go. Something wrong? Let us know.
The club's annual dinner at the Mosa sports hall: a welcome drink, catered buffet and dessert, a look back at the 2025-26 season in photos and videos, medals and climbing passports for its climbers, and a climbing show with challenges.
Free for members; others pay normal entry
Monk Bouldergym Hasselt, Hasselt, Limburg, Belgium39 km away
The first round of LOCO, Monk's local bouldering competition: 30 new problems from level 4 to 8A, scored on tops and zones on your own card. Primary-school juniors climb from 10:00, adults and older juniors from 13:00, with prizes and a lottery at 19:00.

TRIBE Climbing, Marche-en-Famenne, Luxembourg, Belgium41 km away
The second round of the Belgian Boulder Youth Cup, the national bouldering series for under-15 and under-17 climbers: qualifications through the day, then finals for the best eight from 18:00 and the podiums. Competitors need a climbing federation membership, and registration has closed.

TRIBE Climbing, Marche-en-Famenne, Luxembourg, Belgium41 km away
Halloween night at TRIBE: from 7pm the lights go off and you climb by headtorch among spooky decorations. Come in costume, as the scariest outfit wins a pitcher of beer. Bring your own headtorch.

Free for members
Top Rock, Liège, Belgium15 km away
The first Vertical Marathon: teams of two or three share out the routes over six hours of climbing in two parts, followed by the prize-giving at 19:00 and a party with a DJ set and a food truck. Places are limited, so book your team at reception.

Boulderzaal Topo, Tienen, Flemish Brabant, Belgium41 km away
A round of the Regional Climbing Youth Cup, the Flemish bouldering series for young climbers in the U11 to U19 categories. Sign up in advance on Etto Climbing, or at the hall from 09:00; the fee is paid on the day.

€20
Boulderzaal Topo, Tienen, Flemish Brabant, Belgium41 km away
Topo's first local bouldering comp, open to every level, on 30 new problems from 4a to 7c in two waves (15:30-18:30 and 19:00-22:00); the podium and raffle prizes come after the second wave. Places are limited.
