Atlas Places Categories Resources Discuss

An atlas of Earth’s mysterious places — megaliths, pyramids, lost and sunken cities — with the evidence shown plainly: what is verified, what is contested, and what is still unknown.

Data CC BY-SA 4.0 · Photos per credit

Explore

Atlas map
All places
Categories
Countries
Contested & pseudo

Community

Theories & discussion
Lists
News & resources
Submit a resource

Mysteria

About the atlas
Data & verification
Licenses & credits
Create an account

© 2026 Mysteria. Exploring the ancient world.Map © OpenFreeMap · OpenMapTiles · OpenStreetMap contributors

Search Mysteria

Search places, or jump to a section

Excavation ongoing places tagged “black sea” in Bulgaria · Mysteria

The catalogue

Excavation ongoing places tagged “black sea” in Bulgaria

2 places to sift through. Narrow by kind, country, period or how firmly each one is established — contested and pseudoarchaeological claims are labelled here, never hidden.

Filters

Verification

Pick several

Verified3 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Category

Ancient cities2 Submerged sites2 Buried cities1 Cemeteries1 Mounds1

Country

🇧🇬Bulgaria3

All countries →

Heritage

UNESCO World Heritage only

Excavation

Excavation ongoing2 Partially excavated1

Tags

black sea3 anchorage1 apollo1 apollonia1 burgas1 cenotaph1 chalcolithic1 copper age

2 places

Tells

1

All categories →

1

🇧🇬 Bulgaria

Excavation ongoing

🇧🇬 Bulgaria · Submerged site

Apollonia Pontica (Sozopol) – Submerged Necropolis & Anchorage

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.

✓VerifiedUNESCO

🇧🇬 Bulgaria · Submerged site

Nessebar (Mesembria) – Drowned Peninsula

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.