Next BioShock Set in a "New and Fantastical World"

Some Job Listings from Cloud Chamber offer a hint that BioShock will be set in a new environment (thanks MauroNL). Their description of what to expect should not be surprising after previous installments in the series were set in an underwater city and a floating city. The only question is what they could possibly do to top those efforts. Here's word:
We want you to help us breathe life into a new and fantastical world. Together, we will set the stage for a stunning narrative and systems-driven experience.