2 – 3:30 pm FREE Summer Concert Series at Bayard Cutting Arboretum Free Music Bayard Cutting Arboretum State ParkGreat River
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: Jorge Pardo at Landcraft Gardens in Mattituck. Art Outdoors Landcraft Garden FoundationMattituck
10 am – noon AMSEAS Beach Walk & Cleanup at Hallock State Park Environment Free Hallock State Park PreserveRiverhead
6 – 10 pm Glow in the Park at The Adventure Park at Long Island Ages: AllFamily Health & Fitness Outdoors The Adventure Park at Long IslandWheatley Heights