Learn the basics about the biggest -- and costliest -- structures we build.
The Dam Challenge
Repair it? Replace it?
Leave it alone? You decide!
Wonders of the World Databank
Why do some dams last while others fail? How much water can a dam hold, anyhow? Check out these dams to find out:
Aswan High Dam
Grand Coulee Dam
South Fork Dam
Three Gorges Dam
Learn more about the shapes used in dams and other structures in this interactive workshop.
Who Builds Big?
Meet Andrew Straz, an engineer who knocks down dangerous dams!
Dams, dams, and more dams! Check out this list of resources on the Web.
BUILDING BIG: Dams
Learn more about the PBS broadcast program.