Liberty Island the National Register of Historic Places since 1966, encompasses land in both states control of which is superseded by the United States. The undisputed boundary between New Jersey and New York is in the center of the Hudson River and the Upper New York Bay, with Liberty Island situated well on the New Jersey side of the water line with Liberty Island itself an exclave of the State of New York and a part of New York City, allowing the state and city of New York to retain sovereignty of Liberty Island, serve process there and collect sales tax from
Calumet Island Calumet Island Calumet Island is an island on the St. Lawrence River, located in the Town of Clayton in Jefferson County, New York. The island formerly featured one of the earliest examples of the large castles built in the Thousand Islands region during the late 19th and early 20th centuries, of which Boldt Castle is a surviving example. New York tobacco tycoon Charles G. Emery, a pioneering developer of the Thousand Islands region during the 1800s, purchased what was then known as Powder Horn Island in 1882. He changed the island's name to "Calumet", a French, colonial-era word often used