The main products available on the market at the moment for flight simulators are the Microsoft Flight Simulator Series and the various combat flight simulators available.Below are the three main product that have been researched
Falcon 4 Allied Assault
Although the intent of the project is not a combat flight simulator, some of the features implemented in the project could be derived from a combat simulator. As it helps the general design of object and materials allied assault gives many things that can be implemented or set as a derivative below is an image from the game showing what is relied upon and derived.
Flight Simulator X
The product released by Microsoft was just looked upon for general menu design as illustrated below.
Flight Simulator 2002
Flight simulator 2002 was used for a variety of features, the materials scenery and cockpit design was stunning leaving a lot to be derived from, below are two images which illustrate this point.
Flight Simulator 2004
In terms of detail this game/simulator defines what should be set as high detailed. Words cannot really show what is meant so the image below illustrates the point.