Teams from across the globe competed in DC's Future City contest, tasked with creating innovative, sustainable floating cities set 100 years in the future.

We see futuristic cities in movies and read about them in books — but plans for them already exist. From floating ...

Venice, Italy, often celebrated as the “floating city” and the “Queen of the Adriatic,” continues to enchant visitors with its singular allure, rich history, and captivating blend of ...

Quartz reports that underwater habitat architect Jacques Rougerie has unveiled a bold concept for a floating city that can house up to 7,000 people. The vessel, dubbed “City of Mériens,” takes the ...

A 320-ton pilot structure arrived in New York city waters this week. The myriad engineering challenges are raising questions ...