A Look Inside Herzog & de Meuron's 56 Leonard "Jenga" Tower in New York City

Located in the heart of Tribeca, Herzog & de Meuron's 56 Leonard tower is one of the most striking additions to the New York City skyline in recent memory -- and the interiors are no less stunning. Spanning 17,000 square-feet, the ninth and tenth floors of the 60-story building not only offer private residences, but a bevy of amenities for their lucky -- and wealthy -- tenants. Swathed in concrete, the two double-height levels are connected via a sculptural spiral staircase and include the likes...