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The colossal project created a valuable connection between the U.S. interior and the Atlantic Ocean when it opened in October 1825.
NASA Earth Observatory image by Michala Garrison, using shoreline mapping data from the National Geodetic Survey and MODIS data from Blue Marble: Next Generation. Photo courtesy of Town of Clifton Park History Collection, Clifton Park-Halfmoon Public Library Local History Room, via the New York Heritage digital collections. Story by Lindsey Doermann.
Published September 29, 2025