The four planes - G-BYGF, G-CIVL, G-CIVL and G-CIVN - are being scrapped and dismantled by a specialist team from Air Salvage International at Cotswold Airport outside Kemble in Gloucestershire. Rene Brinkerhoff has been on a quest, on almost every continent, to use racing as a platform to do something about a global scourge. Next stop, Antarctica. The devices were hidden inside inside motorbikes and cars and detonated by mobile phones.