The immense ship passes the camera on its way out of the harbor, with the bits of cloth fluttering in the wind, and the passengers on the main deck waving like mad.
It's a standard actuality from the era, showing the careful camera placement typical of British Mutoscope & Biograph. Biograph founder W.K.L. Dickson had returned to Europe to set up exchanges and film actualities, their locations ranging from Ireland to Italy. Shots like this were not only the standard movies of the era; they would become standard shots, edited into longer works.