Step into a living masterpiece at 109 Duke Street in Old Town Alexandria—a $6.5M estate where 19th-century charm meets bold, modern luxury. Just a block from the Potomac waterfront, this historic gem began as an 1800s trunk workshop and has been transformed into a 5,200 sq ft showpiece.  Inside, you’ll find five fireplaces, a chef’s kitchen with hidden Miele appliances, heated marble floors, and a hand-painted mural by Susan Harter. The powder room boasts Gucci wallpaper, and the top-level skyl