The canal is considered the most significant engineering feat of the 18th century. D.C. As you drive through Old Town Alexandria, you will pass Christ Church where George Washington served as a vestryman. Continuing south along the Parkway, you will once again meet the Potomac River and pass River Farm and the Collingwood Library, both part of one of the five farms owned by George Washington. George Washington's Mount Vernon is a beautiful 500-acre estate on the banks of the Potomac River. With various outbuildings, outstanding gardens, a museum, Washington's tomb, farm exhibits and slave memorial, Mount Vernon gives visitors not only a view of Washington's life, but also the life and times of pre-revolutionary farming.
Special tours are available for groups.
Allow up to two hours for a tour, depending on the season. George Washington's Grist Mill George Washington operated the grist mill on Dogue Run to grind wheat and corn into flour and meal. After years of use and different owners, the mill fell into ruin. In the 1930s, the mill was rebuilt with materials and machinery from a similar mill of the period. Extensive renovation work was done in 1999.