Where is hydroelectric power being used

https://media.goboard.io/161501

http://water.usgs.gov/edu/wuhy.html

There is on in Tras Os Montes

http://education.nationalgeographic.com/education/encyclopedia/hydroelectric-energy/?ar_a=1

Hydro electricity can be found any were that there is a dam, river or lake it can be found in most coastal regions.

http://hydroelectricitykatie.wikispaces.com/Where+is+Hydro+power+found+and+how+is+it+recovered+%3F