We don't have strong oral traditions anymore, so I really have no way to guess how long things can be passed down by cultures that do. There's evidence the ind

We don't have strong oral traditions anymore, so I really have no way to guess how long things can be passed down by cultures that do. There's evidence the indigenous Australians passed down knowledge of the end of the last glaciation period [1] 10000 - 13000 years ago. [1] https://theconversation.com/ancient-aboriginal-stories-preserve-history-of-a-rise-in-sea-level-36010 https://theconversation.com/ancient-aboriginal-stories-prese...