The system, with over 200 major canals and 4,000 smaller ones, was used to divert Euphrates River water to farms. Researchers traced the canals using satellite imagery and geological mapping.

Researchers have identified an extensive Mesopotamian canal network that supplied ancient farms in the Eridu region with water from the Euphrates river before the first millennium B.C.

The team used everything from satellite imagery, drones, geomorphological analysis, historical records, and remote sensing technology to map the ... noted that the Euphrates River’s highly ...