In our gallery, 2G is in effect. You must be proven vaccinated or recovered to visit. Masks are mandatory, and all persons 18 years and older must wear an FFP2 mask or its equivalent. You may visit us without making an appointment. We are required to check the proof of recovery or vaccination certificate. We must check the information against an official identification document. We must check proof of recovery and vaccination electronically, for example using the CoVPassCheck app.