For history and outdoor fun, families can visit Colvin Run Mill Park in Great Falls, Virginia, which dates back to the 19th century. It is home to picnic areas, nature trails and historic buildings, including a general store, blacksmith shop and a restored mill, which is open for tours. Special programs and activities, such as ice cream making classes, craft demonstrations and live music, take place year-round.
Tours of the restored Colvin Run Mill are offered every day but Tuesday, between 11 a.m. and 4 p.m. Admission to the park is free, but tours and activities may cost extra.