This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Oldersum. Karte der Burg Oldersum Staatsarchiv Aurich Rep Siehe staatsarchive niedersachsen de php navigationid articleid psmand own User Matthias Sen PDold Uploads by User Matthias Sen Moormerland
Page 2023 Free-images.com. All images are Public Domain