As part of its research into early cybernetics, architecture, and 1960s socialism, Berlin’s Zentrum für Netzkunst looks into Czechoslovakia’s 1967 plans for a “happy city.” Run by computers and featuring an underground delivery system, Etarea was a never-realized vision for a 350,000-strong community near Prague. “Its goal was a more balanced way of life through cybernetics and automation,” writes urbanist Maroš Krivý. “It should provide a sense of home and belonging, otherwise lost in the rapidly transforming socialist society.”