A nice collection of airfields built way back in 2005 in our UK Scenery Design days, Birdman, Brittair and Stevo.
Durham Tees Valley Airport 2005 (by Stevo)
Scone Airport (Scotland)(joint project)
Military Airfields in Yorkshire (Topcliffe, Dishforth, Church Fenton, Catterick and Linton on Ouse)(Joint Project)
Kemble & South Cerney airfield (Joint Project)
RAF Leeming (by Brittair)
RAF Tinwald Downs (by Brittair)