Google: http://gizmodo.com/5880398/googles-new-data-center-is-an-abandoned-paper-mill-in-finland
Facebook: http://www.dailymail.co.uk/sciencetech/article-2054168/Facebook-unveils-massive-data-center-Lulea-Sweden.html
Green mountain: http://gizmodo.com/5870367/this-norwegian-data-center-is-built-in-a-cave-and-cooled-by-fjords
Apple: http://www.theregister.co.uk/2011/06/09/apple_maiden_data_center/ and http://www.apple.com/iphone/icloud/
Facebook: http://www.dailymail.co.uk/sciencetech/article-2054168/Facebook-unveils-massive-data-center-Lulea-Sweden.html
Green mountain: http://gizmodo.com/5870367/this-norwegian-data-center-is-built-in-a-cave-and-cooled-by-fjords
Apple: http://www.theregister.co.uk/2011/06/09/apple_maiden_data_center/ and http://www.apple.com/iphone/icloud/