Also seen in the collection of images on display in London: Port City, which opens today at the Museum of London Docklands and runs until May 8, 2022, is one of a little girl tentatively holding a lizard which has just arrived in a shipment of reptiles at Tilbury Docks, in Essex.After the first was set up in the 18th century, London’s network of enclosed dock systems became the busiest in the world. They went into decline from the 1960s onwards as the shipping industry adopted containerisation.