The Forgotten Slavic History of Athens (с канала "The Slighthouse")

What if the landscape around Athens preserves a forgotten Slavic history? Just north of the Acropolis, across Attica and Mount Parnitha, we find geographical names with striking Slavic parallels: Goritsa, Belusi, Kozaki, Vranas, Vourva, Livadi, Kovatsi...