Begun in 1941 and chartered as a non-profit organization in 1944, the APHN is a volunteer organization. At present, APHN operates two historic properties: Melrose Plantation and the Lemee House. The organization provides educational opportunities to children and adults through the Children's Walking Tour of Natchitoches, the Fall Tour of Historic Homes and daily 12pm-4pm (closed on Mondays)  guided tours of Melrose Plantation, which includes the Big House, Yucca House and the African House.