Join us as the historic houses host "Sounds of the Season", sponsored by WRTI, celebrating the musical diversity of the city with participation by Opera Philadelphia, the Black Pearl Chamber Orchestra, Artístas y Músicos Latino Americanos, the Philadelphia Clef Club of Jazz and the Performing Arts, doo wop group The Quiet Storm, and the Mummers. Participating houses include Cedar Grove, Laurel Hill Mansion, Lemon Hill Mansion, Mount Pleasant, Historic Strawberry Mansion and Woodford Mansion. Visit www.holidaysinthepark.com for further information. Children 12 and under admitted free.