Gold Coast Mansions on Long Island You Can Visit

This is a research piece. We are planning to visit a few Long Island Mansions this summer / fall, and decided to share the list with everyone. 1. Manor House at Bayard Cutting Arboretum 2. Cole Hall at Planting Fields Arboretum 3. Coindre Hall 4. Falaise Museum 5. The Mansion at Glen Cove 6. Hempstead House 7. Mill Neck Manor House 8. NYIT de Seversky Mansion 9. Old Westbury Gardens 10. Oheka Castle 11. The Childs Frick Estate 12. Vanderbilt Museum and Planetarium 13. Woolworth Mansion - Winfield Hall J