3 ms·Could Humans Live in Underwater Cities? Plans to build a city under the sea3 points by ColinWright 6y agogus_massa 6y agoHow many persons is he planing to put in the prototype and in the final version? My guess is that it will be very small, more like a base in Antarctica or an off-shore oil platform.pmdulaney 6y agoI think there's room to build in Barstow if someone wants to move there...