CITIES XL™ is the next-generation in city-building games - combining a single-player game with the social and multiplayer aspects of an MMO. Optional online features and services let gamers create interconnected cities on virtual and persistent planets using realistic 3D maps and a large collection of unique structures.

Steam is offering both the CitiesXL™ Standard Edition and the CitiesXL™ Limited Edition which contains additional unique, in-game content. Purchase on Steam and get an additional in-game item; Royce Hall from the UCLA campus.