To really put the cherry on top, it appears there were even large cities further north that we didn't know about until fairly recently, such as Cahokia[0]. Gard

To really put the cherry on top, it appears there were even large cities further north that we didn't know about until fairly recently, such as Cahokia[0]. Gardens built on rafts were functionally an early form of aquaculture, too.[1][2] [0] https://brewminate.com/exploring-cahokia-the-largest-pre-columbian-city-in-north-america/ https://brewminate.com/exploring-cahokia-the-largest-pre-col... [1] https://blogs.stockton.edu/aztecsociety/agriculture-and-exchange/ https://blogs.stockton.edu/aztecsociety/agriculture-and-exch... [2] https://en.wikipedia.org/wiki/Aquaculture https://en.wikipedia.org/wiki/Aquaculture