The Florence Griswold Museum is an art museum at 96 Lyme Street in Old Lyme, Connecticut whose centerpiece is the former home of Florence Griswold (1850–1937). The house was once the epicenter of the Old Lyme Art Colony whose members (many of whom were Griswold's boarders) played animportant role in the development of American Impressionism. The museum is noteworthy for its collection of American Impressionist paintings and a 12-acre site that includes contemporary and historic buildings, gardens, and walking trails.