Accessing the black market for antiquities is no more difficult than requesting membership in the popular “Dogspotting” Facebook group. Facebook’s “Groups” feature lets users connect efficiently and (sort of) discretely to share the locations of loot like Egyptian coffins. According to the Antiquities Trafficking and Heritage Anthropology Research (ATHAR) Project—the only group of its kind monitoring social media—Facebook is the wellspring of the modern illicit antiquities trade, where traffickers thrive because of the platform’s laissez-faire regulation.

https://slate.com/technology/2020/12/facebook-stolen-antiquities-art-black-market.html