Festival· Düsseldorf
Open Class
I'd be happy to help, but "Open Class" doesn't give me much to work with—it could refer to a martial arts session, a dance workshop, a free trial class at a gym, an aviation racing category, or many other events. If you can share a few details (the organization hosting it, the activity involved, or any description you have), I can write an accurate 1–2 sentence summary. For example, if it's a free