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.
Petserikellad. en Clockwork systems in the Monastery of Pechory et Peatseri kloostri kellassteemid own Athanasius Soter cczero Uploaded with PskovoPechersky Monastery
Page 2023 Free-images.com. All images are Public Domain