On the Fact that 6th Century BC Greek City-States Flourished All Throughout the Mediterranean, Asia Minor (Ionia Ultimately Falling to the Persians and Later to Alexander), North Africa, and the Black Sea

Yeah, I knew about their presence in southern Italy and on the east coast of the Aegean but along the Iberian Peninsula, the coastline of Egypt and Libya, and pretty-much the entire coast of the Black Sea, I did not know any of that and, boy, am I ever impressed (not just for the expanse but also for the decentralized approach functioning so well).