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

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

09:30am - 02:30pm  Farmers Market
Muscoot Farm

10:00am - 01:45pm  Bicycle Sundays
The Bronx River Parkway

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

10:00am - 12:00pm  Gardening Sundays
Lasdon Park, Arboretum and Veterans Memorial

10:00am - 02:00pm  Hudson River Valley Ramble Hike
Cranberry Lake Preserve

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

02:00pm - 03:30pm  A Short Time With the Invasives
Edith G. Read Wildlife Sanctuary, Rye: (914) 967-8720

03:00pm - 05:00pm  Robison Summer Concert Series
Kensico Dam Plaza

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

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

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

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

08:00am - 10:00am  Mall Walk
The Westchester Mall in White Plains

09:30am - 10:30am  Little Explorers -- Sept. 17 is sold out
Muscoot Farm

10:00am - 12:00pm  Gardening Tuesdays
Lasdon Park, Arboretum and Veterans Memorial

05:30pm - 06:30pm  Outdoor Zumba Class
Kensico Dam Plaza, Valhalla: (914) 231-4033

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

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

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

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

10:00am - 11:00am  Farm Friends
Hilltop Hanover Farm and Environmental Center

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

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

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

08:00am - 10:00am  Mall Walk
The Westchester Mall in White Plains

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

02:00pm - 03:00pm  Pre-school Art and Story Time
Lasdon Park and Arboretum

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

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

09:00am - 03:00pm  Garage Sale
Saxon Woods Parking Lot

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 - 11:00am  Stone Walls: A Guided Walk in Time & Nature
Hilltop Hanover Farm & Environmental Center

10:00am - 03:00pm  Volunteer Day
Edith G. Read Wildlife Sanctuary

11:00am - 01:00pm  Miller House Open House
Miller House

12:00pm - 01:00pm  Friends of Marshlands 
Annual Membership Meeting
Marshlands Conservancy

01:00pm - 02:30pm  Invasive Species in Westchester
Lenoir Preserve

01:00pm - 02:30pm  Rockin’ Reptiles!
Marshlands Conservancy

01:00pm - 02:30pm  Stream Exploration
Trailside Nature Museum

02:00pm - 03:00pm  Tour in Tales of Fairy Lands
Trailside Nature Museum