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

Spillways · Mysteria

CategoriesSpillways

Spillways

Every place in the atlas labelled spillways.

Places: 1
Countries: 1
World Heritage: 0

Filters

Verification

Pick several

Verified1 Widely accepted0 Contested0 Hypothetical0 Unverified0 Pseudoarchaeology0

Country

🇯🇴Jordan1

All countries →

Heritage

UNESCO World Heritage only

Excavation

Tags

chalcolithic1 hydraulic1 hydraulics1 jawa1 spillway1

1 place

✓Verified

🇯🇴 Jordan · Hydraulic works

Jawa Dam South Basalt Spillway

Early Bronze Age IA · Proto-Jawa Ghassulian-Chalcolithic

120-m south spillway with ogee crest and riprap of main Jawa dam — earliest weir hydraulics.