Visitors The fair itself and the events are free of charge. Rheingoldhalle Mainz© mainzplus CITYMARKETING GmbH Opening Hours Thursday: 2 to 7 p.m. Friday: 2 to 7 p.m. Saturday: 10 a.m. to 7 p.m. Sunday: 10 a.m. to 5.30 p.m. The concrete dates for 2019 will be published as soon as possible.
