Oh, just a few oddballs nobody's ever heard of: Switzerland, Austria, Portugal, Japan, Spain, Italy, South Africa, Belgium, Ukraine, South Korea, Poland, France

Oh, just a few oddballs nobody's ever heard of: Switzerland, Austria, Portugal, Japan, Spain, Italy, South Africa, Belgium, Ukraine, South Korea, Poland, France, Australia, Thailand, Germany, UK, India, US, China, Russia. According to https://en.wikipedia.org/wiki/Pumped-storage_hydroelectricity#Worldwide_use https://en.wikipedia.org/wiki/Pumped-storage_hydroelectricit...