FS2004 - Scenery Grand Junction Regional Airport (Walker Field) (IATA: GJT, ICAO: KGJT, FAA LID: GJT) is a public airport located three miles (5 km) northeast of the central business district of Grand Junction, a city in Mesa County, Colorado, United States. The airport covers 2,357 acres (9.5 km²) and has two runways. It is the largest airport in western Colorado. This Scenery is compatible with both FS9 default and Ultimate Terrain. Created using Instant Scenery by John B. Loney, Jr.