The 83-year-old heir to Carnegie Steel has listed the 82-year-old family estate on the Gold Coast of Long Island, New York for $29.995 million. Howard Phipps Jr.’s grandfather was Andrew Carnegie’s partner in Carnegie Steel.

The estate, named “Erchless” by the family, contains over 16,000 square feet of living space, and sits on a 93 acre lot. Erchless contains 26 rooms, including 15 bedrooms, as well as 12 bathrooms.

The property’s sprawling grounds have been noted for extensive gardens, with award-winning rhododendrons and beech trees which soar to over 80 feet in height. The grounds additionally include two bath houses, a swimming pool, two greenhouses, a horse stable, barns for farm, corn, and dairy, and even a caretaker’s house.

Click here to see the listing on CastlesMag.com