Mount Vernon welcomes the autumn season with Fall Harvest Family Days! The entire family enjoys autumn activities including wagon rides, wheat treading in the 16-sided barn, 18th-century dancing demonstrations, a straw bale maze, farrier (blacksmithing) demonstrations, apple-roasting, corn husk dolls demonstrations and early-American games and music. Potomac River sightseeing cruises are half-price during this weekend event. Fall Harvest Family Days are included in regular Estate admission on October 22&23: adults, $15.00; children ages 6-11, $7.00; and children 5 and under are admitted free.