10 am – noon Adventure Course Free Public Sunday Program Ages: AllFamily Free Outdoors Alley Pond Adventure CourseOakland Gardens
10 am – 5 pm The Hicksville Chamber of Commerce 22nd Annual Hicksville Street Fair Ages: AllCommunity Family Festivals Nelson Avenue alongside Newbridge RoadHicksville
10 am – 4 pm Back-to-School Bash at the Hastings Flea Ages: AllCommunity Family Free Hastings-on-Hudson Metro-North Commuter LotHastings
10 am – 3 pm Mid Island Dahlia Society’s 59th Annual Dahlia Exhibition Show Free Burns Hoticultural Center; Planting Fields ArboretiumOyster Bay
10 am – 5 pm HAMPTON VINTAGE – A Luxury Marketplace Community Free Westhampton Beach Village GreenWesthampton
10 am – 2 pm 72nd Annual St. John’s Church County Fair Ages: AllAttractions Family Festivals St John’s of LattingtownLocust Valley
10 – 11 am RALLY DAY for Old Whalers’ Church Sunday School on Sunday, September 14th! Ages: 3 and upClasses Community Family Old Whalers’ ChurchSag Harbor
10 am – 5 pm Hicks Nurseries 50th Annual Fall Festival Ages: AllFamily Festivals Free Hicks NurseriesWestbury
10:30 am – 10:30 pm Nita Mukesh Ambani Cultural Centre India Weekend in New York City Art Attractions Damrosch Park at Lincoln Center
10:30 am – 4:30 pm Fantastical Realities: Sandra Caplan, Maya Ciarrocchi, and Ray Ciarrocchi Art Free Derfner Judaica MuseumRiverdale
10:30 am – noon A Sweet and Happy New Year Celebration Ages: 12 and underFamily Free Holiday Merrick Jewish CentreMerrick
10:30 am – 5:30 pm Face Value: Celebrity Press Photography Ages: AllArt Family The Museum of Modern Art
10:45 am – noon Tkiya New Year Jam Ages: 8 and underCommunity Family Free Commonpoint QueensForest Hills
11 am – 4 pm Legendary Crafts Ages: AllArt Attractions Family The Whaling Museum & Education CenterCold Spring Harbor
11 am – 5 pm Dinosaur Weekend Ages: AllAnimals Attractions Family Aviator Sports and Events CenterBrooklyn
11 am – 4 pm Jolly Roger Scavenger Hunt Ages: 3 and upAttractions Family Free The Whaling Museum & Education CenterCold Spring Harbor
11 am – 5 pm Taste of Korea: Korean Cultural Festival Ages: AllFamily Festivals Food & Drink Lincoln ave btwn 135th & 137th stBronx
11 am – 3 pm Custom House in Sag Harbor Open for Tours Saturdays & Sundays through October 12 Attractions History & Culture Custom House Sag HarborSag Harbor
11 am – 3 pm Immersive Butterfly Experience Ages: AllAnimals Attractions Family Queens County Farm MuseumFloral Park
Today, 10 am The Atelier at Flowerfield is excited to present “Long Island Landscapes,” a dual exhibition of local artists Jonathan Van Brunt and Patricia Yantz opening Thursday, August 14th The Atelier at Flowerfield
Today, noon Greenport Harbor Brewing Company Presents Contemporary Artist Gavin Zeigler Greenport Harbor Brewing Company’s Greenport Tasting Room
Long Island Press Mineola honors those lost on 9/11, remembers 3 court officers who died saving others