+44 (0) 1542 841245 Opening Hours: Mon to Fri 08:30 – 17:00 customerservices@poseidonnavigation.com
Underwater Cities of the Future

Underwater Cities of the Future

A Japanese company, Shimizu Corporation, has presented OCEAN SPIRAL concept for a deep sea city of the future. The latest plan consists of building a submerged city of concrete, 500m in diameter, with a spherical shell and triangular acrylic plates measuring 50m on...