9 am – noon Commack Volunteer Ambulance 5K Run/Walk Fundraisers Sports Commack Volunteer Ambulance CorpsCommack
9:30 am – 10:15 pm Young Illustrators Class at Project MOST Project Most Community Learning CenterEast Hampton
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 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 – 4 pm Long Island’s Largest Art Exhibition Celebrating Community and Inclusion in the Arts at The Atelier at Flowerfield Art Expo The Atelier at FlowerfieldSt. James
10 am – 12:30 pm Tall Ship KALMAR NYCKEL Sails in Greenport Boating Outdoors East End Seaport MuseumGreenport, NY
10 am – 1 pm Historic Crafts: Farm Animals & Music Ages: 3 and upFamily Free History & Culture The Greater Westhampton Historical MuseumWesthampton Beach
10 am – 4 pm When Women Wore Whales Art History & Culture Sag Harbor Whaling & Historical MuseumSag Harbor
10 am – 2:30 pm Plover Day with Audubon New York Ages: AllEnvironment Family Free Jones Beach Energy and Nature CenterWantagh
10:30 am – noon Docent Tours in the Landcraft Garden Environment Outdoors Landcraft Garden FoundationMattituck
11 am – 4 pm The Wizard’s Quest Ages: 5 and upArt Attractions Family The Whaling Museum & Education CenterCold Spring Harbor
11 am – 4 pm Jaws-Some Scavenger Hunt Ages: 5 – 12Attractions Family The Whaling Museum & Education CenterCold Spring Harbor
11 am – 5 pm Craft Fair Weekends at The Shoppes Ages: AllCraft & DIY Family Festivals The Shoppes at East WindWading River
11 am – 3 pm Meet & Greet with ‘BLARG” at Tiny Raccoon Books Environment Free Tiny Raccoon BooksSayville
11 am – noon Kids in the Kitchen: Colorful Gnome House (ages 5-12) Classes Project Most Community Learning CenterEast Hampton
11 am – 4 pm East End Photographers Group Presents “Chasing the Light” Art Free The Water Mill MuseumWater Mill
11 am – 5 pm Liaigre’s Summer Exhibition at Frampton Co, Hamptons Exhibition the Barn at Frampton CoBridgehampton
11 am – 12:30 pm Historic Walking Tour of Manhasset Bay Ages: 3 and upCommunity Environment Family Port Washington Town DockPORT WASHINGTON
11 am – 1 pm Harry Potter Day: Great Wizarding Quest Ages: AllBooks & Readings Family Games Trinity Episcopal ChurchNorthport
Noon – 5 pm All of Me with All of You: LGBTQ+ Art Out of the Collection Art Free Heckscher Museum of ArtHuntington
Noon – 5 pm Triumph of Nature: Art Nouveau from the Chrysler Museum of Art Art The Long Island MuseumStony Brook
Today, 6 pm Bridgehampton Chamber Music Festival – SUMMER FESTIVAL 7/20-8/17 Bridgehampton Presbyterian Church
Long Island Press Going Places: Boat Bike Tours’ Netherlands Islandhopping: Discovering Living History in Enkhuizen