The airport would actually be a large floating structure located about 10 miles off the coast. The Infrastructurist gives the low-down on the idea.
"In the midst of this pickle, along comes a fellow named Adam Englund. He's a local lawyer who studied international law at Cambridge and has long nurtured a fascination with the idea of floating cities. He's got an idea–a $20 billion business plan, even.
It's so incredibly simple, says Englund. We live next to all this open, watery space. Let's put the airport in the ocean."