When completed in 1963, Wairākei was one of just two geothermal power stations in the world. However, it has adversely affected the surrounding thermal area - tourist attractions such as the famous Wairākei geyser and Champagne Pool have come to a halt, and the land is sinking. A nearby prawn farm takes advantage of heat from the power station's waste water. Archival audio: Archives New Zealand - Te Rua Mahara o te Kāwanatanga, http://www.archives.govt.nz/ People of the Waikato. National Film Unit, 1956.