There also some excavations of what could potentially be proto-cities like Boncuklu Tarla which is over 11800 years old and had a sewer system: https://en.wik

There also some excavations of what could potentially be proto-cities like Boncuklu Tarla which is over 11800 years old and had a sewer system: https://en.wikipedia.org/wiki/Boncuklu_Tarla https://en.wikipedia.org/wiki/Boncuklu_Tarla https://www.aa.com.tr/en/culture/archaeologists-unearth-ancient-settlement-in-se-turkey/1638247 https://www.aa.com.tr/en/culture/archaeologists-unearth-anci...