Utopias, alternative societies, social engineering
Utopia, imaginary and ideal country in Utopia (1516) by Sir Thomas More, from Greek ou not, no + topos place
First Known Use: 1597
Utopia (Wikipedia) 
Earthfuture: Stories from a Sustainable World
Utopias in America
Experiments with Utopia
America and the utopian dream
America’s new Utopias
New Utopias (video)
Utopianfiction.com
Utopian Literature - List of Works in Utopia
Utopian and dystopian fiction
New-utopia.com
New Utopia (Wikipedia)
Earthfuture.com
La disuguaglianza uccide la crescita, ecco la dimostrazione di Stiglitz