The much-photographed ferry Royal Iris of the Mersey approaching Woodside in March 2013. This vessel was launched in 1959, and originally named Mountwood before undergoing a major refit in 2001. For detail images see:
SJ3389 : Level indicator, Albert Dock, Liverpool I believe one of that octagonal buildings is a modern replica to house modern lock gate machinery/controls. There is an apocryphal story that English Heritage saw this said "oh dear we've missed one" and had it listed. True or false?