Fallen Earth (Game)

Fallen Earth is an MMO developed by North Carolina-based Icarus Studios LLC and Fallen Earth LLC. The game takes place in a post-apocalyptic wasteland located around the American Grand Canyon. Fallen Earth's gameplay features FPS/RPG hybridization, first-person/third person views, hundreds of items including improvised equipment and weapons, a real-time crafting system, various skills and abilities, factions and tactical PvP, all existing within 1000 square kilometers of usable terrain based on real-world topographical maps of the area.
The game was released on September 22, 2009 with pre-orders from Direct2Drive, Steam and the official website granting early access from September 9, 2009.

text source: wikipedia.org