https://www.brusselstimes.com/belgium/250535/naturism-in-belgium-adapting-to-meet-the-needs-of-its-practitioners/
'Naked and disarmed': Naturism in Belgium adapting to future challenges
Between 50,000 and 100,000 Belgians practice naturism. How does it differ from nudism, and how is the lifestyle evolving?
naturism in belgiumnakeddisarmedadaptingfuture