Monthly Evening Meditation
First Thursday of every month
check website for times
An evening of nature-based mindfulness and meditation on the first Thursday of every month. Classes will be held in the beautiful rooms of the Preserve’s mansions, or in the Hempstead House Garden when weather permits.
Qigong
Select Saturdays in 2025
11:30am-12:30pm
Qigong is considered one of the five branches of Asian Medicine and a foundation for martial arts. Join instructor Adina Dabija for classes in the castle rooms or on the beautiful grounds of the Preserve.
Navy Simulation Museum
Saturdays and Sundays
12:00pm-5:00pm (last entry 4:30pm)
Located on the 2nd floor of Castle Gould is our new Navy Simulation Museum. Learn more about the US Navy's use of the Preserve's castles and grounds, try your hand at a flight simulator, and view an authentic Link Trainer.
Wilderness Survival Series
Select Saturdays in 2025
10am-12pm
Join us for the second year of our Saturday Survival Series. Ideal for beginners and seasoned enthusiasts alike, this series is led by survival enthusiasts Eric Powers and Mike Evans.
Ecotherapy Walks
Register for individual walks or a seasonal series of three walks
Ecotherapy or Forest Bathing is the practice of connecting with Nature. Certified guide Linda Lombardo leads monthly sessions of this relational practice.
Hempstead House Tours
Sun. July 6 – 12pm & 2pm
Wed. July 9 – 12pm
Sun. July 20 – 12pm & 2pm
Wed. July 23 – 12pm
Sun. July 27 – 12pm & 2pm
Sun. August 3 – 12pm & 2pm
Wed. August 6 – 12pm
Wed. August 20 - 12pm
Wed. July 9 – 12pm
Sun. July 20 – 12pm & 2pm
Wed. July 23 – 12pm
Sun. July 27 – 12pm & 2pm
Sun. August 3 – 12pm & 2pm
Wed. August 6 – 12pm
Wed. August 20 - 12pm
See the grand rooms inside the massive 50,000-square-foot Tudor-style mansion, the former summer residence of Howard Gould (1912-1917) and later Daniel and Florence Guggenheim (1917-1930).
Long Island Fairy Festival
Saturday, May 3
(Raindate: Sunday, May 4)
(Raindate: Sunday, May 4)
10am-4pm
Join us to celebrate nature, the power of creation, and the magic of imagination with an all-day festival!
Advance ticket sales only
Advance ticket sales only
Writing a Thriller
May 8, 15, 22, 29 June 5, 12
Thursdays 6:30 – 8pm
Join the Story Round in this 6 session thriller writing class, where suspense and creativity collide! Taught by experienced English teachers, this workshop breaks down the structure and qualities of thrilling narratives.
Plein Air Painting
May 10, May 17, May 31 & June 7
Saturdays 10am – 12pm
Join Artist Lori Lee as she leads a series of Plein Air Painting Classes at the preserve this spring. Connect to the natural beauty and grandeur of the grounds, painting in the open air. Our classes are open to all levels.
Four Seasons in Music Concert
Sunday, May 18
3pm in Castle Gould
A trip to Italy is a good idea any time of the year, but Spring is the best. There is love in the air and new life everywhere. Join us for this Italian themed concert: “Amami in primavera” (Love me in Spring)
Seasonal Guided Nature Walks
Select Saturdays
10:00am-11:30am
July 26: Summer at the Sea
October 18: Fall Foliage 10
October 18: Fall Foliage 10
Visitor Hours
through May 28, 2025
Wednesday-Sunday
9am to 6pm
Monday-Tuesday
Closed
Please note: last entry is 30 minutes prior to closing
9am to 6pm
Monday-Tuesday
Closed
Please note: last entry is 30 minutes prior to closing
