56 Leonard Street is a 243m tall skyscraper under construction (on hold) in New York City.
It is designed by the Swiss firm Herzog & de Meuron and will be located on Leonard Street (Manhattan) in Tribeca and have 58 floors. The building is described by the architects as "houses stacked in the sky." In January 2009, skyscraperpage.com has noted, that the construction of the building has been suspened, due the financial problems.