Discover Aachen’s hidden treasures and famous landmarks during Open Monument Day. Under the theme “NetzWERKE. Monuments & Infrastructure – Historic Buildings That Move and Connect Us,” these monuments are opening their doors—from the cathedral and city hall to hidden gems like the Burtscheider Heimatfreunde Archive or the Kerstenschen Pavillon. Take a look inside the former St. Paul’s Church, which houses the diocesan archive; immerse yourself in stories of the border at the Customs Museum; or get to know Aachen’s most futuristic landmark, the University Hospital, in a whole new light. Perfect for your cultural stroll through Aachen.

You can find the programhereand on the websites of the respective museums. Registration is required for some events.