Located in a stunning Stanford White mansion situated on Lower Park Avenue, this renovated duplex penthouse offers approximately 3,000 Sq. Ft. of indoor space complemented by 2 private set back terraces. An entertainers dream, this 3 bedroom, 3 bath home is styled with an elegant and modern aesthetic. The lower level is flanked by 6 floor to ceiling windows and features a Poggenpohl kitchen outfitted with Absolute granite countertops, stainless steel clad cabinetry, Miele stainless steel dishwasher, Wolfe stainless steel 5 burner gas range, Miele stainless steel convection oven and warming drawer, Sub-zero stainless steel refrigerator/freezer and a Sub-zero stainless steel wine cooler. Solid wood floors of white bleached oak are laid on a diagonal and both the living room and the dining room have wood burning fireplaces . The lower level also offers a bedroom, a Carrera marble bath with glass enclosed shower and laundry facilities with a washer/dryer. Ascend the architectural staircase and arrive at the second level offering 5 skylights, a den with a fireplace and french doors to a set back terrace, a master bedroom suite with a wall of windows within a glass enclosed solarium and a spa style bathroom and a 3rd bedroom with bath en-suite. A spiral staircase leads you to a roof deck oasis which has been virtually staged for the web presentation. The multi-zone central air conditioning has been recently upgraded and the sound system has been enhanced with wireless Sonos in every room as well as on the 2 terraces. 23 Park Avenue, designed by McKim Mead and White and built in 1890, is a 5 story Italian Renaissance palazzo and is the only remaining example of a late 19th century private mansion on Park Avenue. This pet friendly building has an elevator and a super on duty between the hours of 7AM and 4PM. Situated at the crossroads of NoMad and the Murray Hill Historic District, this co-op offers proximity to transportation hubs, the Morgan Library & Museum, Whole Foods, Trader Joes, Fairway and a plethora of restaurants flanking NoMad.