Magnificent Beaux-Arts architectural Chateau! "Little Versailles in Potomac, Maryland!" Built by ALM Builders. Conveniently located with easy access to 495 Beltway(approximately 2 miles) and embassy row in Washington DC! It's located only about a mile from the Congressional Country Club. Almost two-acre lot situated in a beautiful secure cul-de-sac location completed in 2020. This mansion was constructed with the highest quality materials, including a stone-built exterior, slate roof, custom plaster moldings, Italian marble floorings, and much more. This magnificent mansion offers 16,500+ square feet of living spaces on three levels with a 12 ft ceiling on the main level and 11 ft ceilings on the upper and lower levels! Incredible professional hardscape and landscape with solar energy lighting. Fully fenced rear yard backing to a beautiful wooded conservation area. A wide double-gated security entry to a courtyard driveway with pavers, and a water fountain leading to a stone portico entry. The grand foyer with beautiful marble flooring leads to an elegant classic symmetrical Y-shaped curved staircase with iron panels. The plaster moldings are embellished with gold leaf accents. The huge terrace in the rear has a commercial-grade outdoor kitchen and fireplace. The gourmet kitchen has Italian cabinetry, marble countertops, and two islands equipped with Wolf, Sub Zero, and Miele appliances. The Great room off the kitchen, the 6th bedroom on the lower level, and the sauna lounge room on the lower level have heated floors. The indoor swimming pool and the surrounding landing area also are heated. The main level has one of two owner suites, a two-story library office with a spectacular helical spiral staircase, and a catering kitchen. The upper level has the 2nd owner suite with three other large bedroom suites, each with a sitting room, wet bar, and full baths. The lower level features a large wet bar and wine storage, a spacious recreation room with gas fireplaces, a home theater with leather recliners, and a projection media system. Also, the lower level has an enclosed swimming pool with a hot tub spa, a fitness/workout room/lounge, a steam shower, a sauna, two full baths, and a powder room. This property includes a state-of-the-art security system, an intercom, a Luton lighting system, geothermal heating, and air conditioning system that saves huge utility bills, a gas fire pit alcove off of the recreation room, a safe room, a 100 kw backup generator, and 15 car garage (12+ total car garage parking on the lower level in addition to the three-car garage on the main level.) For those who desire the best of the best, this is it!!!