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.
After a long winter season, the summer has finally come so it's time to gather some food. Watch out for deathtraps and obstacles on the way and try to get the highest score possible.
Enemies are approaching closer and soon they will reach your base. Stop them by strategically placing from defense armies to turret towers in their way.