BioShock Infinite announcement trailer
Irrational Games' BioShock Infinite, the third game in the BioShock series which is set in early-20th century airborne metropolis of Columbia (1912) and it is "prior to the events of the first two BioShock games, though it has little to do with the plot of the previous games" and it will feature some of the gameplay concepts from the previous games.
[video: pcgamer]