You're a rail company manager who's responsible for a whole railroad network. Build a system of railroads and help the trains reach their destination points without any disaster. *** Wait till game completes loading.
Play out the hard life of a farmer in a developing country with droughts, diseases, poverty, corruption and war. Escape poverty by building infrastructures while managing your farm and your family.
Starting as an air traffic controller in the year 1925, your small grass airfield grows into a major international airport in 1970. Witness the WW2, the flying mail service in the 1920's, the breaking of the sound barrier, and birth of the passenger jet.