On the nationwide "Day of Open Monuments" on Sunday, September 13, 2026, the Haagsturm in Oberwesel will open its doors. Visitors can explore the tower from 11:00 a.m. to 4:00 p.m. Admission is free!

This weekend, the traditional wine market will also take place in Oberwesel. After visiting the Haagsturm, enjoy a glass of wine at the festival grounds and admire the parade starting at 3:00 p.m.