Forest trails, gardens, playground
This 216-acre estate in Port Washington preserves historic Gold Coast mansions alongside forest trails, gardens, a pond area, and a woodland playground open to visitors. The grounds include the Naval Training Device Center Museum, self-guided history and nature tours, and seasonal guided walks and cultural events.
Indoor & outdoor · Rainy-day pick · Quiet-friendly
Grounds are open Wed-Sun; closed Mon-Tue, so plan accordingly.
Last entry is 30 minutes before closing; summer hours extend to 7pm, winter to 5pm.
Leashed dogs welcome on trails and grounds; dog run area available.
Self-guided tours (history, bird watching, wildlife) are available online to explore at your own pace.