10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Animals Community Hallock State Park PreserveRiverhead
10 am – 4 pm Sculpture in the Garden: Sarah Sze at Landcraft Gardens Art Environment Landcraft Garden FoundationMattituck
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 pm The “725 Art Show” at the Sag Harbor Whaling and Historical Museum Art Sag Harbor Whaling & Historical MuseumSag Harbor
All day Harvest Ride: Vine & Ale Electric Bike Tour Thru Wine Country Food & Drink Outdoors Mattituck
10 am – noon Needle Felted Pumpkin Workshop in Hudson-Sydlowski House Hallockville Museum FarmRiverhead
10 – 11:30 am Fall Fun Celebration with SOFO Museum Ages: 3 – 12Community Environment Family Downs Farm PreserveCutchogue
10:30 am – noon Docent Tours in the Landcraft Garden Environment Outdoors Landcraft Garden FoundationMattituck
11 am – 4 pm Homefront to Battlefront: Southampton during World War II Free History & Culture Veterans Memorial HallSouthampton
11 – 11:45 am Inclusive Move & Play (ages 5-10yrs) Classes Project Most Community Learning CenterEast Hampton
Noon – 1 pm Inclusive Move & Play (ages 6-11yrs) Classes Project Most Community Learning CenterEast Hampton
1 – 2 pm STEAM: Dramatic Potions (ages 5-12yrs) Classes Project Most Community Learning CenterEast Hampton
4 – 10 pm Downtown Riverhead’s HalloweenFest and Parade Community Festivals Riverhead Town SquareDowntown Riverhead
5 – 6:30 pm The Fish Guy talks: Whale Watching! Environment Free Sag Harbor Whaling & Historical MuseumSag Harbor
Today, 9 am NFAC: Brand You! Accelerate Your Career Trajectory Workshops for High-School Juniors & Seniors North Fork Arts Center
Today, 10 am The “725 Art Show” at the Sag Harbor Whaling and Historical Museum Sag Harbor Whaling & Historical Museum