https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13974514
A man in a monk's habit is leading a dog with a crown on its head through the water towards a cliff where there is a bishop wearing a mitre. Etching.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use