Developed by Irrational Games, BioShock Infinite “is a prequel to the previous BioShock games, taking place aboard the air-city, Columbia, in 1912, but features many of the same gameplay concepts from the previous games.” Video after the break.

The other distinct gameplay element in the demo had been what Irrational calls the Skyline. These rails are ostensibly used for sky-trains that travel from room to room and from one city block to the next.

[via MSN]