article_snippet: The discovery of an underground bunker  in a 41-year-old cold case where two young girls went missing from Adelaide Oval, may provide a breakthrough for investigators.
article_snippet: In addition to this detectives have found an underground bunker at Stanley Arthur Hart's childhood home, which was deserted for a year from March 1973.
article_snippet: An old underground bunker found at Stanley Arthur Hart's Prospect home, which had two entrances and could fit at least four adults, is believed to have been filled in some time before 1975, but after the disappearance of the girls.
article_snippet: The current owners of the home said although there has never been any police interest in the property in the 40 years they have lived there, they would cooperate should the bunker need to be excavated.