The church can be visited
ChurchJena
Church of St. Michael

The Protestant City Church of St. Michael in Jena has been the center of the city's ecclesiastical life (parish church) for over 750 years. Services are regularly held here – usually starting at 10 AM and 6 PM on Sundays –, as well as times of prayer and contemplation, and church music events.
Source: Wikipedia · Licence: CC BY-SA 4.0 · Image: Henry Mühlpfordt · Wikimedia Commons · CC BY-SA 3.0
This description is a machine translation of an excerpt from the linked Wikipedia article. The source text was written by its authors, the translation is by Mobile History; like the original it is licensed under CC BY-SA 4.0.
Location: 50.9291, 11.5880