08:00am - 06:00pm  Boat Launch Open
George's Island

08:00am - 06:00pm  Boat Launch Open
Glen Island

09:00am - 12:00pm  Mobile Shredder is coming to Greenburgh
Greenburgh DPW Yard - 100 Old Sprain Road, Ardsley, NY 10502

09:30am - 11:00pm  Naturalist's Choice Hike
Croton Point Park

10:00am - 11:00am  Animal Signs Hike
Merestead

10:00am - 11:30am  Fall Bird Migration Exploration and Observation
Edith G. Read Wildlife Sanctuary

10:00am - 04:00pm  Farm Stand
Hilltop Hanover Farm and Environmental Center, Yorktown Heights: (914) 862-5050

10:00am - 02:00pm  Lasdon Green Squad
Lasdon Park, Arboretum and Veterans Memorial

10:00am - 12:00pm  Quilltop: A BYOB Book Club
Hilltop Hanover Farm and Environmental Center

10:00am - 12:00pm  Walk & Roll with IAHD
Pierson Park in Tarrytown

01:00pm - 02:30pm  Bug Hunt!
Lenoir Preserve

01:00pm - 02:30pm  Fall Seining by the Sound
Edith G. Read Wildlife Sanctuary

01:00pm - 02:30pm  Naturalist’s Choice Hike!
Marshlands Conservancy

01:00pm - 02:00pm  Reptiles of the Reservation
Trailside Nature Museum

01:00pm - 02:00pm  The Lasdon Dinosaur "Paleo-Pouch"
Lasdon Park and Arboretum

01:00pm  The reluctant Soldier
St. Paul's Church N.H.S., 897 S. Columbus Av., Mt. Vernon, NY

07:30pm - 09:30pm  Westchester Collaborative Theater (WCT)’s Music in the Box Series Presents the Willie Martinez Latin Jazz Quartet
23 Water St., Ossining NY

08:00pm - 10:00pm  Garrison Keillor at 80 with Heather Masse & Richard Dworsky
Paramount Hudson Valley Theater 1008 Brown St., Peekskill, NY 10566