"RAAF Base Glenbrook (ICAO: YGNB) is home to Headquarters Air Command of the Royal Australian Air Force. There is no airfield at Glenbrook, New South Wales although it is an HLS (Helicopter Landing Site). It is a small base in the Lower Blue Mountains outside Sydney, with most administrative services located on the nearby RAAF Base Richmond."@en . "195.072"^^ . "RAAF Base Glenbrook (HLS)"@en . "YGNB" . . .