Presenting an exquisite Beaux-Arts masterpiece, this regal mansion stands as a true one-of-a-kind home on the Upper West Side. Perched on a prominent corner, this seven-story 30-foot marvel graces the neighborhood with its remarkable presence, offering breathtaking views from three exposures. Drenched in natural light, the property captures the splendor of sunset vistas over the river, all while providing direct access to the adjacent park. Rare in its grandeur, this home stands as a testament to scale, intricacy, and size, a true rarity in the heart of New York City. Nestled atop the corner of 75th Street and Riverside Drive, this uniquely detached mansion boasts a meticulous renovation, seamlessly blending the charm of yesteryears with modern-day sophistication. The mansion's unique positioning offers sweeping views through its oversized curved windows, complemented by outdoor terraces on four separate floors. Spanning over 12,000 square feet, this palatial residence, graced with ceilings that soar between 12 to 14 feet in height and a substantial 30-foot width, showcases eight bedrooms, eight bathrooms, two half baths, three kitchens, six fireplaces, and an elevator servicing all seven floors. The inclusion of staff quarters, complete with a kitchen and bath, gym, wine cellar, office, and storage rooms, presents endless possibilities for recreational pursuits. The beauty of this property extends to its lush outdoor garden, adorned with pear trees and exotic florals, creating a country manor ambiance in the heart of the city. The stunning river vistas that unfold from the terraces attached to the bedroom suites further amplify the sense of countryside living. The entertainment floor boasts original coffered cork-lined ceilings, a chef's kitchen with double ovens, copper sinks, dishwashers, and refrigerators. The fourth-floor study is an enchanting retreat with Jacobean-style paneling and a Mueller tiled fireplace, accompanied by three additional bedrooms, a playroom, and two bathrooms. Ascending to the fifth floor reveals a luxurious mahogany theater, complemented by a full kitchen, two bedrooms, two bathrooms, and a wood-burning fireplace. The pinnacle of this mansion, the sixth floor, offers a breathtaking glass conservatory with 180-degree views and a terrace large enough to accommodate 100 guests for candlelit dinners and sophisticated gatherings. This home is truly a haven for all seasons, captivating the senses with its elegance and charm. An extraordinary opportunity awaits those seeking to own a property of remarkable significance in the world's most coveted city. Nestled in the Upper West Side, this mansion embraces the best of New York's cultural offerings, with the Metropolitan Museum, American and City Ballet, Philharmonic Orchestra, Beacon Theater, and an array of restaurants within close distance. For those with a penchant for boating, the 79th Street Boat Basin offers the possibility of a boat slip with parking. 25 Riverside Drive stands as a rare country manor in the heart of Manhattan, a sanctuary for those seeking a harmonious blend of nature and urban grandeur. Co-Exclusive.