EXTENSION OF THE RAILWAY NETWORK IN THE METRO LINE IN THE METRO OF CATANIA FROM THE CENTRAL STATION TO THE AIRPORT OF THE AIRPORT OF THE AIRPORT OF THE AIRPORT OF THIS REGION OF THE AIRPORT OF THIS REGION OF THE AIRPORT OF THE AIRPORT OF THIS AREA TO THE AIRPORT OF THIS AREA TO THE AIRPORT OF THIS AREA TO THE AIRPORT OF THIS AREA TO THE AIRPORT OF THIS REGION (1° LOT).