Team Raven Duxford Battle of Britain Airshow 2021 practice day 4K - High Flight Team Raven formation aerobatic team displaying their 6 Vans RV-8 aircraft on the practice day for the Duxford Battle of Britain Airshow 2021. Team Raven consists of six Van's RV-8 aircraft which are based at Swansea Airport in Wales. See the Original Video in High Definition.