A four-level "quadplex" penthouse located in the skinniest skyscraper on Manhattan 's Billionaires Row just hit the market ...

A penthouse of the “supertall” Manhattan building dubbed the world’s skinniest skyscraper has hit the market at $110 million.

Arranged over four floors, the pad "quadplex" is designed to make the most of the unrivalled views of New York City. The property boasts two terraces and a multitude of floor-to-ceiling windows ...

The mansion-size quadplex penthouse on the 80th through 83rd floors has multiple terraces and views across the city ...

The vacant condo’s suggested floor plan was designed by Studio Sofield ... a service kitchen and an outdoor terrace. A quadplex in Manhattan is rare indeed. Hedge fund billionaire Ken Griffin ...

or “quadplex,” spans floors 80 to 83 of the 1,428-foot-tall building 111 W 57th Street and overlooks Central Park. With interiors designed by Studio Sofield, the suggested floor plans features ...