DAM

Why do beavers build dams?

China's Three Gorges Dam is one of the largest ever created. Was

Dam - Wikipedia

Potential for loss of life': Dam in Seymour at risk of breach

Dams Trigger Stronger Storms, Study Suggests

Dam Images – Browse 495,493 Stock Photos, Vectors, and Video

Dams 101 Association of State Dam Safety

Federal effort to raise Shasta Dam by 18.5 feet is getting some

Grand Coulee Dam - Wikipedia