The bridge and funnel of the 1907 Hercules, a tugboat now moored at the San Francisco Maritime National Historical Park at Fisherman’s Wharf.
Detail of the port side deck of the 1907 steam tugboat Hercules, now in the collection of the San Francisco Maritime National Historical Park.
A tugboat pushes barges towards the Port of Galveston, Texas, and its now-removed container cranes.
Detail of a Wallenius Wilhelmsen roll-on/roll-off vessel in the Port of Galveston, Texas.
The cruise ships Carnival Pride, Carnival Magic and Norwegian Breakaway, docked at Nassau, Bahamas.