Call of Duty Modern Warfare has twenty one maps unlocked during the start of game, you can test all these maps in a multiplayer maps, read our guide to know more.
Call of Duty Modern Warfare Multiplayer mode put in the arena of military combat. There are twenty one maps in the Mulitplayer mode that are unlocked and you can start testing them out in a private multiplayer match using AI or bots. In this Call of Duty Modern Warfare guide you can read and checkout all the 21 Multiplayer maps, how they look and get an idea about the environment. Some of them takes you into the city, while some are squeezed into forest.
Below is a slideshow of all maps, you can have a look on the map environment that will give you a idea about the places. You can pick any map and start the match. If you want to know how to setup COD Modern Warfare multiplayer with bots then click the link to know more.