Druid leader King Arthur Pendragon knights a Stop HS2 activist who saved a tree from destruction in January 2020 during a Water Justice event organised by environmental activists alongside the route of the HS2 high-speed rail link in the Colne Valley on 16 November 2022 in London, United Kingdom. The event, which involved a guided tour and discussions of the potential impact of HS2 preparation and construction work on the aquifer and drinking water, was organised by Save The Colne Valley, Hillingdon Green Party and HS2 Rebellion. Druid leader King Arthur Pendragon was present to bless the water.