Brief History of Hydroelectric Energy
People have been using the flow and the power of water to drive machines for many centuries.
Aqueducts
Water Wheels
Dams
![](http://ei.lehigh.edu/learners/energy/hydro/aqueduct.jpg)
![](http://ei.lehigh.edu/learners/energy/hydro/waterwheel.jpg)
![](http://ei.lehigh.edu/learners/energy/hydro/dam.jpg)
![](http://ei.lehigh.edu/learners/energy/hydro/aqueduct_detail.jpg)
![](http://ei.lehigh.edu/learners/energy/hydro/waterwheel_detail.jpg)
![](http://ei.lehigh.edu/learners/energy/hydro/dam_detail.jpg)
People have been using the flow and the power of water to drive machines for many centuries.