We often imagine humanity's future in space, but what about in the unexplored depths of our own planet's oceans? These incredible concept designs offer visions of what our future water world might actually look like.
An undersea city from Out of Time: Designs for the Twentieth-Century Future, 1954
City under the sea, by Klaus Bürgle, 1964
Undersea Horizons, by Robert McCall
Cyberpunk City by nkabuto
Atlantis, by BlueRogueVyse
Rapture, a city from the BioShock video game series
Alien City, by J. Carson
(via Discovery Enterprise)
Underground City, by nkabuto
Dabu's deep, by NikoKripton
Water city by Andrea Susini
(via Digital Art Gallery)
A metropolis by aquarake
Syph, Australia, designed by Arup Biometrics
These jellyfish-inspired specialised structures function as a whole, with some pods being industrial, food producers, energy producers or residential.