Druids, heritage defenders and environmentalists rejected in their fight against the Stonehenge tunnel. Part of the appeal, relating to the Ministry of Transport's approach to environmental impact, will nevertheless be decided later.
The road network manager National Highways argues that this tunnel of approximately three kilometers will make it possible to streamline traffic, which is important on this axis. In 2021, UNESCO warned that the prehistoric site would be added to its list of sites “at risk” if the project were implemented.