Mirage has been popular as a custom map among the Counter-Strike community for years. After Global Offensive was released, Valve decided to include the map as an official bomb defusal map. As with all official maps, Valve updated the visuals and tweaked the gameplay for better competitive play. For instance, the original versions of Mirage had textures similar to Italy, but was later updated to reflect a Moroccan style.
Mirage contains 18 rugsEven though the map has a Middle Eastern appearence, there is a car on the T side of the map outside of the playable area with the Licence plate appearing to say "America".