A round of the Regional Climbing Youth Cup, the Flemish competition series for young climbers. Sign-up opens at 09:00; registering in advance is advised.
As Blackbox Boulder announced it. Plans change, so check with the wall before you go. Something wrong? Let us know.
Free in a Halloween costume
Rhino Boulder Gym, Ghent, East Flanders, Belgium41 km away
A Halloween night with the main lights off and the gym lit by blacklight holds, plus a set of scary slabs. Entry is free for anyone in a Halloween costume.

KlimKaffee Oudenburg, Oudenburg, West Flanders, Belgium46 km away
A round of the Regional Climbing Youth Cup, the Flemish competition series for young climbers. Sign-up opens at 09:00; registering in advance is advised.

KlimKaffee Oudenburg, Oudenburg, West Flanders, Belgium46 km away
KlimKaffee's third birthday: 40 new boulders to try in a fun evening competition, with fancy dress encouraged. A Latin Halloween party runs in the café the same night; climbers don't need a party ticket.

Transfo Climbing, Zwevegem, West Flanders, Belgium7.5 km away
A lead-climbing competition on Transfo's 16-metre walls. The hall has only listed the date so far, so check its site or Instagram for categories and sign-up.

€30, €25 for members
Klimzaal Arsenaal, Ghent, East Flanders, Belgium43 km away
Arsenaal's first annual bouldering comp, open to everyone aged 16 and over: 50+ new problems over three qualifying waves (the first a quieter, low-stimulus wave), a climbing challenge, a final for the top five and an afterparty. Register in advance; spectators are welcome free.

Klimzaal Arsenaal, Ghent, East Flanders, Belgium43 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.
