9 am – 4 pm Two Day Autumn Antiques, Fine Art, and Crafts Fair Festivals Markets Southold Historical Museum Maple Lane ComplexSouthold
10 am – 3:30 pm Ride, Taste, Pick: A Wine Country Immersion Food & Drink Outdoors East End Bike ToursMattituck
10 am – 3:30 pm Vines, Views & Velos: An Electric Ride Through Wine Country’s Finest Food & Drink Outdoors East End Bike ToursMattituck
10 am – 3:30 pm From Barrel to Bottle: A Guided Brewery & Vineyard Bike Tour Experience Food & Drink Outdoors East End Bike ToursMattituck
10 am – 3:30 pm Cruise the Country Side: Wine, Orchards & Craft Beer by Bike Food & Drink Outdoors East End Bike ToursMattituck
10 am – 4:30 pm Heritage Farm & Garden 2025 Fall Festival Ages: AllAttractions Community Family Heritage Farm & GardenMuttontown
10 am – 4 pm The Great Whale Takeover Ages: AllAnimals Art Family The Whaling Museum & Education CenterCold Spring Harbor
10 am – 11:30 pm Survival Science Family Workshop at SMLI Ages: 5 and upFamily Outdoors Science Museum Of Long IslandManhasset
Noon – 4 pm Fall Fun Fest at Sands Point Preserve Ages: 3 and upFamily Festivals Outdoors Sands Point PreserveSands Point
All day Long Island History Hunt Ages: 5 and upFamily Free History & Culture Sportime Pickleball YorktownYorktown Heights
10 am – 3:30 pm Cruise the Country Side: Wine, Orchards & Craft Beer by Bike Food & Drink Outdoors East End Bike ToursMattituck
10 am – 4:30 pm Heritage Farm & Garden 2025 Fall Festival Ages: AllAttractions Community Family Heritage Farm & GardenMuttontown
All day Long Island History Hunt Ages: 5 and upFamily Free History & Culture Sportime Pickleball YorktownYorktown Heights
10 am – 3:30 pm Cruise the Country Side: Wine, Orchards & Craft Beer by Bike Food & Drink Outdoors East End Bike ToursMattituck
10 am – 4:30 pm Heritage Farm & Garden 2025 Fall Festival Ages: AllAttractions Community Family Heritage Farm & GardenMuttontown
10 am – 4:30 pm Heritage Farm & Garden 2025 Fall Festival Ages: AllAttractions Community Family Heritage Farm & GardenMuttontown
10 am – 3:30 pm Cruise the Country Side: Wine, Orchards & Craft Beer by Bike Food & Drink Outdoors East End Bike ToursMattituck
10 am – 4:30 pm Heritage Farm & Garden 2025 Fall Festival Ages: AllAttractions Community Family Heritage Farm & GardenMuttontown
10 am – 3:30 pm Cruise the Country Side: Wine, Orchards & Craft Beer by Bike Food & Drink Outdoors East End Bike ToursMattituck
10 am – 4:30 pm Heritage Farm & Garden 2025 Fall Festival Ages: AllAttractions Community Family Heritage Farm & GardenMuttontown
10:30 am – noon Docent Tours in the Landcraft Garden Environment Outdoors Landcraft Garden FoundationMattituck
9 am – 7 pm Dragon Boat and Lantern Festival Boating Festivals North Hempstead Beach ParkPort Washington
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park PreserveRiverhead
10 am – 3:30 pm Vines, Views & Velos: An Electric Ride Through Wine Country’s Finest Food & Drink Outdoors East End Bike ToursMattituck
10 am – 4:30 pm Heritage Farm & Garden 2025 Fall Festival Ages: AllAttractions Community Family Heritage Farm & GardenMuttontown
10 – 11 am Adopt a Patch Work Session: Friends of the Long Pond Greenbelt Environment Free South Fork Natural History Museum (SoFo)Bridgehampton
Today, 2:30 pm Tumbling for Preschool & PreK, with Rachel Haab (ages 3-5yrs) Project Most Community Learning Center