Aequorea is a 3D-Printed Underwater Skyscraper Village That Houses Up to 20,000 People
StarGate coverstone by hispanhun on deviantART
Original Pinner: I just became addicted to Stargate. Me: I've always seen Thor as short and grey!
"The Money Game and Beyond"
The Venus Project
The Physalia project is an amphibious floating garden that purifies water.
Cities of the future.