Largest windmill - The £12 million 3,000kW aerogenerator LS-I with a 196 ft 10 in diameter rotor is equivalent to a jumbo jet's wingspan. It is situated on Burgar Hill, Orkney, United Kingdom and was build by the Wind Energy Group (a Taylor Woodrow, British Aerospace and GEC consortium). It will generate about 9 million kWh per year. (Photo: Taylor Woodrow Group)