A true masterpiece by legendary builder Eugene Cullinane in Mount Vernon on the Potomac, the area's premier waterfront community. The home which is widely believed to be the builder's most impressive example, combines a classic Colonial front elevation with a truly stunning rear elevation featuring multi-level glass wall and soaring high ceilings which provides a light and bright feeling throughout. The custom home features over 7,000 sqft across four finished levels. River views from upper levels. Flexible bedroom options with two suites, one spans the entire fourth level with incredible elevated views, a luxurious high-end updated bath, and multiple large closets. Secondary suite features updated bath and sitting room/den with fireplace. Could be ideal for in-law suite, au pair, etc! Other features include: custom brick exterior and trim which Cullinane is noted for, five Bedrooms plus additional guest room in basement, updated Kitchen with "Rutt" cabinetry, matching granite countertops, and high-end appliances, six fireplaces, several potential home office locations, walk out lower-level features family room with hardwoods and high ceilings, theatre room, guest room, wet bar, fireplace and large storage room. Ample parking provided by oversized side load two car garage. Just steps from the communities fabled amenities including scenic waterfront park that is the setting for many neighborhood gatherings. Recently replaced floating docks (slips with power and water), boat/kayak launch, tennis/pickleball courts, playground, and pond surrounded by open space. Incredibly convenient to everything via the scenic GW Parkway including Old Town, DCA airport, and all Washington DC has to offer. This one of a kind property offers the best of all worlds, classic Colonial combined with striking open and bright interior in premier river view setting.