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🇧🇬 Bulgaria · Submerged site
Archaic to Late Antiquity (610 BCE – 6th c. CE) · Milesian Greek / Thracian / Roman / Byzantine
610 BCE Milesian colony whose harbours are now –6 m and linked to the vanished island Kianida of Ptolemy's map.
🇧🇬 Bulgaria · Submerged site
Thracian to Ottoman (6th c. BCE – 1453+) · Thracian / Megarian Greek / Roman / Byzantine / Bulgarian / Ottoman
610 BCE Megarian peninsula city whose western fortifications now lie 4 m underwater.
🇧🇬 Bulgaria · Buried city
Late Chalcolithic / Copper Age · Varna culture (Karanovo VI/Gumelnița)
Chalcolithic cemetery (4600–4200 BCE) with world's oldest worked gold hoard — 3,000 gold objects, 6.5 kg, in Grave 43 (status male with gold penis sheath) and 294 other graves, demonstrating earliest…
