end of the property. He also partnered with Robert Fulton in 1807, to create the first commercially successful steamboat on the Hudson River, the North River Steamboat (later known as the Clermont), which stopped at the house on its inaugural trip. The home's final Livingston owners were John Henry Livingston and his wife Alice. They added to the home and greatly valued the home's important historical role. Alice Livingston was responsible for creating many of the landscaped gardens that are continued to this day. Following John Henry's death, Alice turned the mansion and property over to the state in 1962 so that all the people of New York could experience it. Present day The house is now a New York State Historic Site and was designated a United States National Historic Landmark in 1972. It is a contributing property to another National Historic Landmark, the Hudson River Historic District. Although located in the town of Clermont, its mailing address is in the nearby town of Germantown. See also List of National Historic Landmarks in New York List of New York State Historic Sites National Register of Historic Places listings in Columbia County, New York References Notes Further reading Moore, Lela (1921) A Brief History of Tivoli (pamphlet) pp. 11–14 External links Friends of Clermont website Clermont State Historic Site, NYS Office of Parks, Recreation, and Historic Preservation The Clermont Estate Historic American Buildings Survey (HABS): Houses on the National Register of Historic Places in New York (state) American Revolutionary War sites Museums in Columbia County, New York Biographical museums in New York (state) New York (state) historic sites National Historic Landmarks in New York (state) Livingston family residences Houses completed in 1782 Hudson River Historic house museums in New York (state) Houses in Columbia County, New York Hudson River Valley National Heritage Area Historic American Buildings Survey in New York (state) Historic district contributing properties in New York (state) National Register of Historic Places in Columbia County, New York 1782 establishments in New York (state) Homes of United States Founding Fathers Gilded Age mansions