Demonstrations by costumed distillers and millers take visitors through the historic processes of whiskey-making and flour and cornmeal production. George Washington's Distillery is the only authentic 18th-century distillery in the country, and his water-powered gristmill features an automated system with four floors of intricate gears and shafts. Combined ticket with Mount Vernon available. Open daily Apr.-Oct. 10 a.m.-5 p.m.

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