New Bioshock Game Won't Return To Rapture Or Columbia - GameSpot

Details about Bioshock 4 are thin right now, but a new job listing has thrown out a few crumbs.
BioShock Infinite is a first person shooter where players assume the role of former Pinkerton agent Booker DeWitt who is sent to the flying city of Columbia on a rescue mission to save Elizabeth, who has been imprisoned since childhood.

Development of BioShock Infinite - Wikipedia

BioShock 4 Seemingly Won't Take Place in Rapture or Columbia

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New BioShock Game Is Now In Development - GameSpot

New Bioshock game won't be returning to Rapture or Columbia

BioShock Infinite - Wikipedia

BioShock to return in next-gen, led by brand-new 2K studio : r/Games

Netflix's BioShock movie has the rights to both Rapture and Columbia

A look inside BioShock Infinite's troubled development : r/Games

BioShock 4: The Case to Leave Rapture and Columbia Behind

New Bioshock Won't Take Place in Rapture or Columbia?

Bioshock Infinite: Premium Edition - PC : Video Games

BioShock Infinite - GameSpot

BioShock 4 Seemingly Won't Take Place in Rapture or Columbia - IGN