Plantin is even open on Sundays, I find the opening hours acceptable. Wezenberg is 5 euros which isn't very expensive either for an Olympic swimming pool. But

Plantin is even open on Sundays, I find the opening hours acceptable. Wezenberg is 5 euros which isn't very expensive either for an Olympic swimming pool. But I don't go there. I'm sure other municipalities lack swimming pools (Say Mont-de-l'Enclus/Kluisberg) but I wouldn't make any generalising over all of Belgium.