This enchanting French Colonial estate spans over 11,000 square feet and graces a 1.73-acre hilltop located only minutes to Tysons Corner and McLean. This Keswick Model Home is nestled among mature landscaping and lush gardens, the main residence comes with a 2-story carriage house perfect for those who need additional privacy and a separate living quarters. The main residence offers five generous bedrooms, including a spacious primary suite with a separate sitting room and private terrace overlooking the verdant surroundings. The home is a haven of luxury, featuring multiple living and entertainment areas, two kitchens equipped with an AGA range, Subzero refrigerators, and Miele appliances. With six fireplaces, a complete spa, a Sonos sound system with 14 zones, a home generator, and a movie theater, every detail is designed for indulgence. A covered breezeway links the main house to the carriage house, which includes a full kitchen, two bedrooms, a full bath, and a powder room. The fully gated, circular motor court ensures secure parking and grants access to the adjoining four-car garage. Additional parking is available along Towlson Road. In the private garden, an expansive stone terrace, framed by lush landscaping, features an outdoor fireplace. Nearby, a serene fountain and soothing waterfalls add to the tranquil ambiance. Situated within the Langley/Cooper school pyramid and just minutes to McLean and Tysons Corner, this estate is a rare gem in one of the region's most coveted locations.