That predates the discovery of oil. A significant portion of the major hydroelectric power plants were built around 1910. We didn't have much coal, but our coun

That predates the discovery of oil. A significant portion of the major hydroelectric power plants were built around 1910. We didn't have much coal, but our country looks like this: http://upload.wikimedia.org/wikipedia/commons/9/98/Odda_frå_fly.jpg http://upload.wikimedia.org/wikipedia/commons/9/98/Odda_frå_... The town on the picture (Odda, Hordaland) was a major center of industry, thanks to the cheap power.