Spare Times for Sept. Museum of Jewish Heritage: A Screening and Discussion with Ruth Gruber (Sunday) Ms. Gruber, an American journalist and former government official who escorted Jewish war refugees and others to the United States from Europe as a special assistant to the Roosevelt administration, will celebrate a special birthday - her 101st - at an event at the museum. Her life is the subject of the documentary "Ahead of Time: The Extraordinary Journey of Ruth Gruber," directed by Bob Richman, which will be screened at 1 p.m.; Ms. Gruber will answer questions following the screening. Free, but donations are accepted. 36 Battery Place, Lower Manhattan, (646) 437-4200, mjhnyc.org. Mondays, Wednesdays, Fridays and Saturdays, 9 a.m. to 5 p.m.; Tuesdays and Thursdays, 9 a.m. to 7 p.m.; Sundays, 1 to 5 p.m. Gardens Queens Botanical Garden: Autumn Moon Festival (Sunday) This harvest celebration tied to the fullness of the moon and the story of a moon goddess will include performances, crafts workshops and food. From 4 to 6 p.m., 43-50 Main Street, Flushing, Queens, (718) 886-3800, queensbotanical.org; $4, $2 for students and children over 3. Atlantic Antic (Sunday) Atlantic Avenue in Brooklyn, between Hicks Street and Fourth Avenue, is the setting for this annual festival of food, shopping and entertainment. It will go on rain or shine, from noon to 6 p.m. Avenue of the Americas Fair (Saturday) From 10 a.m. to 6 p.m., between 42nd and 57th Streets. Dumbo Arts Festival (Friday through Sunday) With art installations beamed into the skies, launched into the water and projected onto buildings in Dumbo, Brooklyn, it will be hard for visitors not to experience this annual festival of art, music and performance art festival taking place through Sunday. In addition to the many performances and other activities planned - some of them with audience participation - artists will be opening their doors for tours. Friday from 6 to 9 p.m., Saturday from noon to 9 p.m., Sunday from noon to 6 p.m.; nightly projections are planned from sundown to midnight. A schedule and other information are at dumboartsfestival.com. Films for Foodies! (Tuesdays through Oct. 30) Food and how it is used in films - as a projectile in a pie fight to a symbol of opulence on a table laden with decadent goodies - is the subject of this film festival at the French Institute Alliance Francaise. In addition to screenings, the festival will also feature special events like discussions and tastings. Screenings on Tuesday (at 12:30, 4 and 7:30 p.m.) include a double bill with "The Battle of the Century," a 1927 silent film with Laurel and Hardy, and "Marie Antoinette" (2006), with Kirsten Dunst and Jason Schwartzman. A discussion following the 7:30 p.m. screening will feature John Mariani, a writer and one of the curators of the festival, and Ariane Daguin, founder and owner of D'Artagnan Foods. Florence Gould Hall, 55 East 59th Street, Manhattan, (800) 982-2787, fiaf.org; $10, $2 for members, $7 for students. Governors Island Wrap-Up (Saturday and Sunday) This is the last weekend to see art, ride bicycles or just stroll before the island closes down for the season. Among the free things to see and take part in: an exhibition by the Sculptors Guild, Mark di Suvero's installation and tours of artists" studios and performances presented by the Lower Manhattan Cultural Council. Bicycle tours led by Park Rangers take off at 2 p.m. near Castle William. For more information: govisland.com; lmcc.net. Harlem Arts Festivals (through Dec. 19) The rich cultural history of Harlem is the focus of events taking place at various locations. "Harlem Is ...Activism," a display on 30 individuals in business and the arts who have made an impact on life in Harlem will be on view through Nov. 23 at the Interchurch Center, 475 Riverside Drive, at 120th Street, Morningside Heights. Among the individuals in the show, which will also feature related events like walking tours and arts demonstrations are the writer Albert Murray, the producer Vy Higginsen and the politician Percy Sutton (who died in 2009). The display, sponsored by Community Works can be viewed weekdays from 9 a.m. to 5 p.m., (212) 459-1854, communityworksnyc.org. "Harlem at the Crossroads: Sustaining Our Arts and Cultural Resources," a weeklong festival offered by the Harlem Arts Alliance, will begin on Monday at 10 a.m., with a tribute to the actor Danny Glover and the producers Mikki Shepard and Ms. Higginsen at Aaron Davis Hall at City College, 138th Street and Convent Avenue. Other events during the week include screenings at the Schomburg Center for Research in Black Culture, a discussion at the Studio Museum in Harlem and a jazz concert at the Dwyer Cultural Center. A full schedule is at harlemaa.org. And, at City College, "Harlem in the City," a weeklong festival co-sponsored by the Harlem Arts Alliance, will feature photography and art displays, dance performances and discussions, from Monday through Oct. 7. For more information: ccny.cuny.edu. Live United Bridge Walk and Festival (Saturday) This event, sponsored by United Way of New York City, seeks to call attention the inequalities in education and health services for those with low incomes. It will begin shortly after 10 a.m. with a walk across the Brooklyn Bridge. The meeting place is Foley Square, at Worth, Centre and Lafayette Streets; the walk ends with a festival of music, basketball and health workshops and other activities in Cadman Plaza Park in Downtown Brooklyn. unitedwaynyc.org; free. New York City Oktoberfest (Sunday) From 10 a.m. to 6 p.m. on Lexington Avenue, between 42nd and 57th Streets. Smithsonian Magazine's Museum Day Live! (Saturday) While many free offers often have strings attached, there is only one stipulation for this offer of free admission to many area museums on Saturday - the passes, good for two people, have to be obtained in advance. Passes for this Smithsonian magazine-sponsored nationwide event can be downloaded through Saturday at smithsonian.com/museumdaylive, where a list of participating institutions is also available. Union Square Autumn Fair (Saturday) From 11 a.m. to 6 p.m. on Broadway, between 17th and 23rd Streets. Upper Broadway Harvest Festival (Sunday) From 11 a.m. to 6 p.m., on the west side of Broadway, between 96th and 106th Streets. 92nd Street Y: Michael Chabon and Zadie Smith (Thursday) These two writers will open the Poetry Center's new season with readings at the 92nd Street Y. In her review for The New York Times, Michiko Kakutani called Mr. Chabon's latest book, "Telegraph Avenue," an "amazingly rich, emotionally detailed story." Ms. Smith also has a new novel, "NW," referring to northwest London, which was also the backdrop of her debut, "White Teeth." This event is sold out, but tickets are still available to other readings featuring Edwidge Danticat, Nick Hornby, Orhan Pamuk, Martin Amis and others. At 8 p.m., 92nd Street Y, 1395 Lexington Avenue, (212) 415-5500, 92y.org; sold out. 92nd Street Y: Wyclef Jean and Tim Gunn (Sunday and Monday) On Sunday at 7:30 p.m., Wyclef Jean, the rap performer and author of "Purpose: An Immigrant's Story," will talk about his music and life in his native Haiti. He will also perform some of his music. On Monday at 8 p.m., Tim Gunn, the fashion maven and author of "Tim Gunn's Fashion Bible: The Fascinating History of Everything in Your Closet," will discuss the good, the bad and the unwearable with Budd Mishkin, a television anchor on NY1. 92nd Street Y, 1395 Lexington Avenue, (212) 415-5500, 92y.org; $29 to $36, $15 for those 35 and younger. Bernie's New York Walking Tours: Dumbo (Sunday) This residential and artists" enclave under the Manhattan Bridge Overpass in Brooklyn will be explored on a tour at 1 p.m., meeting outside the York Street subway stop on the F train, at York and Jay Streets. Sherman Creek (Sunday) Do you know where to find Sherman Creek? If you said Upper Manhattan, you're right. But, do you know how it got its name? That fact and others about the neighborhood will be covered on a tour led by James Renner, an urban historian. Participants will meet at noon at the Dyckman Street entrance to the No. 1 train, at Hillside Avenue; $15, $10 for students and 65+. Shorewalkers: Queens Waterfront (Sunday) This 15-mile route will take walkers from Flushing to Bayside, with drop-off points along the way. It will meet at 9 a.m. at the entrance to the Main Street subway station on the No. 7 line, near an AT&T store; participants should take along water and lunch; (212) 330-7686, (646) 369-0279; shorewalkers.org; $3 suggested donation; free for members. NYC Walk4Hearing (Sunday) Sponsored by the Hearing Loss Association of America, this five-kilometer walk in Riverside Park begins at 10 a.m. at West 97th Street and Riverside Drive; registration begins at 9 a.m. walk4hearing.org. Tunnel to Towers Run/Walk (Sunday) This annual five-kilometer fund-raising event - the 11th - in memory of the firefighter Stephen Siller and others who died on Sept. 11 will begin at 9:30 a.m. on the Brooklyn side of the Brooklyn-Battery Tunnel. It will end at West and Vesey Streets in Lower Manhattan, where special events will take place, including a performance by Gary Sinise and the Lt. Dan Band. Online registration is closed but race-day registration will be from 7:30 to 9 a.m. in the Ikea parking lot, 1 Beard Street, Red Hook, Brooklyn. Sponsored by the Tunnel to Towers Foundation. tunneltotowersrun.org; registration fee is $75. Walk to Cure Diabetes (Sunday) This three-mile walk to raise funds for the Juvenile Diabetes Research Foundation will begin at 10 a.m. in Foley Square, at Worth, Centre and Lafayette Streets in Lower Manhattan. It will cross the Brooklyn Bridge and return to Foley Square. Registration begins at 8:30 a.m.; (212) 689-2860, jdrf.org.