Visitors have often reported strange distortions or streaks on photographs they have taken at the museum.
One of the most famous legends is that of Herman The German - a ghoulish figure who has been spotted in a German officer's uniform peering into a World War Two Tiger tank.
Over the years, stories have circulated of unusual goings-on inside the museum with sightings of ghostly figures, mysterious footsteps, and tales of staff reporting an uncomfortable feeling of being watched