© Licensed to London News Pictures. 01/12/2014. Wiltshire, UK Simon Thurley (red scarf) Director of English Heritage tours the site with Nick Clegg. British Prime Minister Nick Clegg visits The World Heritage Site of Stonehenge in Wiltshire today 1st December 2014. A tunnel passing Stonehenge is among dozens of new road schemes announced by the government, as part of £15bn of improvements to England's roads.. Photo credit : Stephen Simpson/LNP