Civilizações avançadas que existiram antes da humanidade!

https://listverse.com/2019/04/11/10-ancient-civilizations-youve-never-heard-of/
https://brasilescola.uol.com.br/historia-da-america/maias.htm#:~:text=Os%20maias%20foram%20um%20povo,mais%20sofisticadas%20civiliza%C3%A7%C3%B5es%20pr%C3%A9%2Dcolombianas.
https://www.historiadomundo.com.br/maia
https://www.nationalgeographicbrasil.com/historia/2022/09/quem-foram-os-maias-conheca-os-segredos-desta-antiga-civilizacao
https://www.livescience.com/41781-the-maya.html
https://www.nationalgeographic.com/history/article/who-were-the-maya
https://www.worldhistory.org/Maya_Civilization/
https://smarthistory.org/maya-intro/
https://www.historyonthenet.com/mayans-overview-civilization
https://www.grunge.com/223294/the-real-reason-the-mayan-civilization-was-destroyed/
https://www.grunge.com/862129/things-about-the-mayan-empire-that-still-cant-be-explained/
https://www.discovermagazine.com/planet-earth/7-groundbreaking-ancient-civilizations-that-influence-us-today