spain
The oldest known cave painting is a red hand stencil in Maltravieso cave, Cáceres, Spain. It has been dated using the uranium-thorium method to older than 64,000 years and was made by a Neanderthal
Indonesia
The dating discovery recasts ancient cave art as a continent-spanning human practice. A hand painted in an Indonesian cave dates to at least 39,900 years ago, making it among the oldest such images in the world, archaeologists reported Wednesday in a study that rewrites the history of art.
I am not sure if this is what you're asking for, but I'll give it a shot!
Graffiti is considered a subject matter, because it vandalized private property, and causes employees or other people to clean up after someone else's mess.
Heyyyy I have no idea but I would say to study :)
