This is small singleplayer map, which takes place in Estonian capitol Tallinn. After russian nationalist have occupied most of the country, you, as a member of estonian special forces team, have to capture Major Sokolov, who has important info about nationalists plans. How to install After unpacking the zip file, you should have one folder named Mods and pirita.ff Place Mods folder inside your ActivisionCall of Duty 4 - Modern Warfare folder and pirita.ff to ActivisionCall of Duty 4 - Modern Warfarezoneenglish folder Next create new shortcut of the game, right click on the shortcut and select Properties In the Target window add a space and this line: +set fs_game Mods/estonianMod +devmap pirita It should look like this: "C:Program FilesActivisionCall of Duty 4 - Modern Warfareiw3sp.exe" +set fs_game Mods/estonianMod +devmap pirita Now start the game from that shortcut and you should be good to go