A Two-Mile High Eco-Tower to House One Million People, 12 Lakes, and a Vertical Train

Eugene Tsui's design for a two-mile high, one-mile wide eco-topian tower that houses one million people and contains its own ecosystems seems like something out of a Robert Silverberg novel. But Tsui is dead serious — and he's got the architectural chops to make it happen. »1/30/08 1:30pm1/30/08 1:30pm

This sounds like exactly the kind of…