The Baffling Origin of London Stone

As architects began reconstructing the city, surveyors found that much like an iceberg, the visible stone was only a small portion of a much larger structure. The ‘root’ of the stone extended around 3m down into the earth. It could have been “a kind of Obelisque,” noted Robert Hooke, from the Royal Society, the UK’s science academy, at the time of excavation.