Stonehenge road tunnel the scheme in 2018. A cost of £1.6 billion and a planned start date in 2021 were indicated. English Heritage, the National Trust and Historic England are quoted as supporting the concept of the tunnel with some concerns about the linking of byways, whilst the Stonehenge Alliance and Friends of the Earth remain opposed, as are the Campaign for Better Transport. Stonehenge road tunnel The Stonehenge road tunnel is a planned tunnel in Wiltshire, England drawn up by Highways England to upgrade the A303 road. It would move the A303 into a tunnel under the Stonehenge World Heritage Site, completing
Stonehenge geologists from University of Leicester and the National Museum of Wales announced the discovery of the exact source of some of the rhyolite fragments found in the Stonehenge debitage. These fragments do not seem to match any of the standing stones or bluestone stumps. The researchers have identified the source as a long rock outcrop called Craig Rhos-y-Felin (), near Pont Saeson in north Pembrokeshire, located from Stonehenge. On 10 September 2014 the University of Birmingham announced findings including evidence of adjacent stone and wooden structures and burial mounds, overlooked previously, that may date as far back as 4000 BC.