One gardener had a surprise while carrying out some work in their garden - uncovering what they thought may have been a wartime bomb shelter. In the post entitled 'Am I digging up a bomb shelter?', the user posted a video showing a shallow trench dug in their garden , which had uncovered what appeared to be a curved wall built with brick and concrete. They wrote: "Hi everyone, after spending some time doing work inside our house (four bed 1930s semi in Liverpool) we're now thinking about the