See inside Coe Hall, a 65-room mansion built by a Gilded Age businessman who was booked on the Titanic's return voyage

• 04/21/2025, 10:16 AM
• businessinsider.com

Gabbi Shaw/Business Insider

In the village of Upper Brookville on Long Island, New York, you can step back 100 years — all you need to do is enter the Planting Fields Arboretum, a 409-acre state park that houses an expansive mansion, multiple greenhouses, gardens, and a tea house straight out of a fairy tale.