
1) Aegean civilization
Found on
https://www.crosswordclues.com/clue/poliochne

Poliochne`, often cited under its modern name Poliochni (Πολιόχνη), was an ancient settlement on the east coast of the island of Lemnos. It was settled in the Late Chalcolithic and earliest Aegean Bronze Age and is believed to be one of the most ancient towns in Europe, preceding Troy I. Anatolian features of the earliest layers were affe....
Found on
http://en.wikipedia.org/wiki/Poliochne
No exact match found.