🇺🇦 Ukraine · Ancient city
Bilsk Hillfort – Gelonus
Early Iron Age, Scythian period · Scythian-agrarian (Budini, possibly Geloni Greeks per Herodotus)
4,400-ha 7th-c. BCE Scythian mega-hillfort—largest in Europe, Herodotus's wooden Gelonus candidate.
🇺🇦 Ukraine · Submerged site
Olbia Pontica – Submerged Lower Town
Archaic to Medieval (646 BCE – 4th c. CE; revisited 14th c.) · Milesian Greek / Scythian / Roman / Gothic
Milesian Black Sea emporium whose harbour lower town now lies 1–4 m under Bug–Dnieper liman.