Operation Stonehenge: What Lies BeneathEpisode 2

Operation Stonehenge follows a group of international archaeologists, led by the University of Birmingham and the Ludwig Boltzmann Institute in Vienna and supported by new research from English Heritage. Part two of this mini-series turns its focus to the construction, design and enduring significance of the iconic stone circle itself and the ancient civilisation that flourished around it.

Operation Stonehenge: What Lies Beneath was broadcast on BBC2 at Sunday 29 March 2015, 17:35. This episode was initially placed on Thursday 18 September 2014.