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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.

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

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Yemen

16 places in the atlas, 7 of them inscribed as UNESCO World Heritage.

Kinds found here

Hydraulic works13
Archaeological wonders8
Dams6
Ancient cities5
Earthworks3
Ancient ports3
Submerged sites2
Barrages1
Hypothetical places1
Saddle dams1
Spates1
Spate systems1

How well established

Verified14
Accepted1
Hypothetical1

Top regions

Al Hudaydah Governorate, Wadi Zabid Delta, Tihama Plain1
Hadhramaut Governorate, Shibam Hinterland, Wadi Rahwah1
Hadhramaut, Bir Ali1
Hadhramaut, Shabwah1
Hadramawt Governorate, Wadi Jirdan East branch, Shabwa–Hadramawt spate outlet 120 km northeast of Mukalla (East Jirdan spate plain)1

Filters

Verification

Pick several

Verified14 Widely accepted1

Hadramawt Governorate, Wadi Jirdan tributary of Wadi Hadramawt1

Hypothetical – Red Sea / Arabian Sea (candidate: Tell Qasile? But place at Shabwa area?)1

Ma'rib Governorate1

Ma'rib Governorate, Balaq Hills, north abutment of Great Dam1

Ma'rib Governorate, Balaq Hills, south abutment of Great Dam — Wadi Adhanah1

Marib Governorate, Marib District, Wadi Adhanah/Dhana east embankment, Balaq Hills east spur1

Marib Governorate, Marib Oasis, Wadi Dhana1

Contested

0

Pseudoarchaeology0

Category

Hydraulic works13 Archaeological wonders8 Dams6 Ancient cities5 Earthworks3 Ancient ports3 Submerged sites2 Barrages1 Hypothetical places1 Saddle dams1 Spates1 Spate systems1

All categories →

Heritage

UNESCO World Heritage only

Excavation

Partially excavated6 Excavated3 Excavation ongoing3 Unexcavated2 Buried1 Submerged1

Tags

hydraulic9 sabaean9 marib7 yemen6 hadramawt5 himyarite3 wadi dhana3 dam2 harbour2 incense2 irrigation2 saba2 sayl al arim2 shabwa2 sluice2 spate2 unesco2 wadi2

2 places

Dams Partially excavated Clear all

🇾🇪 Yemen · Hydraulic works

Sadd Al-Rahwah Dam (Hadramawt Highland Dam)

Himyarite–Hadrami to Rasulid · Hadrami kingdom to Rasulid dynasty

Hadramawt highland: 45-m crescent dam at Shibam hinterland, Himyarite 500 BCE–Rasulid 12th c.

🇾🇪 Yemen · Hydraulic works

Sadd al-Arim Secondary North Dam Marib

Sabaean to Himyarite · Kingdom of Saba

210-m saddle subsidiary dam 4 km NE of Great Marib storing Jufaynah tributary.