Caspian Border is a map featured in Battlefield 3's multiplayer. Caspian Border is a multi-faceted, vehicle heavy map that exemplifies classic Battlefield gameplay. This map is fit for all classes as a result of a wide variety of vehicles and different terrains. It pits the United States Marine Corps against the Russian Ground Forces and was revealed through Battlelog 14 to be set on the border between Iran and Turkmenistan near the Caspian Sea.