The Abbey can be visited
MonasteryGransee
Gransee Abbey

The Franciscan Monastery+
The Franciscan monastery, a historic building, is located in the heart of the old town. Its origins date back to the 13th century, making it one of the oldest preserved buildings in the city.
Source: Wikipedia · Licence: CC BY-SA 4.0
This description draws on the facts documented in the linked Wikipedia article; Wikipedia content is licensed under CC BY-SA 4.0. Wording and editing: Mobile History.
Location: 53.0091, 13.1572