This long exposure photo is of the Crum Elbow Creek at the Vanderbilt Mansion National Historic Site in Hyde Park. This stream meanders through the Vanderbilt property and eventually empties into the Hudson River at Hyde Park Landing. Elsewhere on the property, the creek is spanned by the historical White Bridge.
This photo was taken with a Canon EOS 70D at 42mm and with a 6 second exposure on June 15, 2017.