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Hello From Underground is a new online tool to communicate and connect New York with the rest of the world. A simple and lovely way to export the amazingness of The City. An unexpected and exciting souvenir. Because New York is a place you need to share with the people you love. Right here. Right now. Hello from Underground consistsof live postcards shot at the core of the city in one of its most important icons: the New York City Underground, where everything beats with a hypnotic rhythm.