3 ms·
/r/AskHistorians has a several topics on this theme (if it's possible there are older civilizations we don't know about). The consensus is that it's very unlike
by distances 7y ago
/r/AskHistorians has a several topics on this theme (if it's possible there are older civilizations we don't know about). The consensus is that it's very unlikely.
E.g. https://old.reddit.com/r/AskHistorians/comments/b5yrmi/how_certain_are_we_that_the_first_civilizations/ejhb9p1/ https://old.reddit.com/r/AskHistorians/comments/b5yrmi/how_c...