The Suffolk County Vanderbilt Museum and Planetarium is one of the most unique Gold Coast Mansions on Long Island. 🏰 The 43-acre waterfront estate is not only filled with luxurious history and artifacts from the gold-coast era, but it also acts as a marine and natural history museum, planetarium AND park. 🌊🌳🌌 👉 Check their website for information on mansion tours, special events, planetarium shows, and more! #DiscoverLongIsland #LongIslandTV #LITV #VanderbiltMuseum https://www.vanderbiltmus