FlightGear is a full featured flight simulator that lets you fly different kinds of aircraft. You can pilot helicopters, commercial aircraft and even combat aircraft. You can see a complete list of new features in this release on the FlightGear Wiki.
How to Install FlightGear 2.12 in Linux Mint 16, Linux Mint 15, and Linux Mint 14
1. Open a terminal window.
2. Type in the following commands then hit Enter after each.
sudo add-apt-repository ppa:saiarcot895/flightgear
sudo apt-get update
sudo apt-get install flightgear
Image Courtesy of: FlightGear Wiki
Read more: Linux G