Tremendous open floor plan. Built 4 living & lounging! Rec rm+play rm+exercise spac+5thBR+TEMP CONTROL WINE RM! AMAZING EXTERIOR! 1800sq ft stamped concrete patio w/pergola dining area, separate sitting area w/built-in wd burning fire pit, built-in wood burning grill! Wired 4 outdoor sound! 3/4 ACRES backing 2 dense tree line! Private cul de sac! LOCATION! Min 2 future Metro, Dulles, 28, Toll Rd.