PayPal founder Peter Thiel, has invested 1.25 million dollars to make this dream could come true. He wants to be floated outside the jurisdiction of existing states. Already had the first draft.
The idea of city on water merit of Seasteading Institute. In 2009, the Institute has announced an architectural competition for it, these floating cities might look like. Each of the structures will be weighed about 12 000 tons, and it will supply diesel engine. Each barge has about 270 people live. When one combines them together water rise metropolis.