A palatial Beaux-Arts mansion is currently on the market for sale. A corner building, six floors high, enhanced with exposures on three sides. Abundant light captures stunning sunset views from the river with park access directly in between. A home of this scale, detail, and size is rarely available in NYC. Located on a hilltop corner at 75th Street and Riverside Drive, this 3-sided detached one-of-a-kind mansion has not been listed since a meticulous renovation, completed in 2022, bringing it into the 21st century. Sweeping palisades views from 70 windows – oversized and curved, with outdoor terraces on 4 floors. This grand palatial home, offering river vistas covers over 12.000 sf with an above grade basement; at 30 feet in width and soaring 12-foot ceiling height on the Parlor floor. The home has eight bedrooms, 8 bathrooms, 2 half baths, three kitchens, six fireplaces, and an elevator to all seven floors. The staff quarters include a kitchen, bath with a separate entrance: a gym, wine cellar, office, and storage rooms; ideal for a variety of recreational equipment. Plantings of pear trees and exotic flora can be viewed through the main level rooms and onto the outdoor garden. One would expect these exceptional views in a country manor, but they are remarkable when considering you are in the center of New York City. Terraces, enhance the bedroom suite and create country living while overlooking sunset views from Riverside Park. The entertaining floor has original coffered cork-lined ceilings, with a chef's kitchen and 2 ovens, 2 copper sinks, 2 dishwashers, and 2 refrigerators. The fourth-floor study with Tiffany and La Farge stained-glass doors creates a magical entrance. It has been retrofitted with Jacobean-style paneling and a Mueller tiled fireplace. There are three additional bedrooms, a playroom and two bathrooms. A mahogany theater is the focal point on the 5th floor plus a full kitchen, two bedrooms, two bathrooms and wood burning fireplace. The piece de resistance, on the 6th-floor landing, includes a glass conservatory with sweeping 180-degree views and a terrace large enough for seating 100 – imagine candlelit dinners and elegant entertaining. This home is one for all seasons and one to capture all the senses. A rare opportunity to own a truly significant property in the most coveted city in the world. The Upper West Side has the very best of culture New York has to offer including home to the Metropolitan, the American and City ballet, the Philharmonic Orchestra, the Beacon Theater, and endless restaurants all within walking distance from the Mansion. The 79th Street Boat Basin offers the possibility of a boat slip with parking. 25 Riverside Drive is located on a hillside with views of the Park, the Drive, the river, and the sky. A rare country mansion in the heart of Manhattan.