FAMILY MUSIC FESTIVAL AT BATTERY PARK CITY The Biddies performing at “Harmony on the Hudson,” a day long event at Wagner Park, Sunday, September 14. From left: Amanda Monaco (Guitar, Vocals), Deidre Rodman (Piano, Vocals), Lee Ann Westover (Lead Vocals, Musical Toys), Saskia Lane (Bass, Vocals)

Autumn Moon Lantern Festival, Bayard St. between Mott & Mulberry, 212-586-2600: Sep. 7-Chinatown celebrates the third most important holiday of the Lunar Calendar, activities & events for the whole family, 3-7 p.m., free admission.

Battery Park City Parks Conservancy, 212-267-9700: FIGURE al FRESCO, Wed., 3-5 p.m., South Cove: Learn figure drawing outdoors with a clothed model and an artist/educator. Call for registration: INLINE SKATING, Fri.-Sun., various times: call for schedule of classes with experienced skating instructors; LUNCH HOUR BACKGAMMON & CHESS, Mon. & Thu., noon-1:30 p.m., the Upper Room: Enjoy these popular strategy games with experts on the games; SUNSET JAM ON THE HUDSON, Fri., 6:30-8:30 p.m., Wagner Park: Join others in a drumming circle led by a master drummer, instruments provided or bring your own; TAI CHI, Thu., 4-5 p.m., Rockefeller Park, Fri., 8:30-9:30 a.m., Esplanade Plaza: Learn the ancient Chinese Martial art with a master; VOLLEYBALL AFTER WORK, Wed., 6-7:30 p.m., Esplanade Plaza: Join other adults for a good-natured games of volleyball; WOMEN’S BASKETBALL, Mon., 6-7:30 p.m., Rockefeller Park: Join other women for after-work basketball.

Fulton Street Follies, Fulton Street from William to Water St., 212-809-4900: Sep. 5-A special NY Street fair for the local office workers & the public, 11 a.m.-6 p.m., free admission.

Lower Manhattan Cultural Council, Battery Park, 212-219-9401: Sep. 5-9-Evening Stars Music & Dance Festival 2003, an eclectic mix of performances free to the public, call for information.

OUR LADY OF POMPEII CHURCH, 25 Carmine St., 633-9868: Sat. & Sun.–Antique/flea market, 10 a.m.-dark.

River to river festival 2003, various downtown locations, rivertorivernyc.org: Through September-call 212-835-2789 for information on numerous events throughout the Summer downtwn.

South street seaport museum, Pier 16, 212-748-8758: MUSEUM BOOK CLUB, a new title is selected each month, call for information.