City Under The Sea
Now that you have watched it, what is your review for the documentary called, "City Under The Sea"?
City Under The Sea (Hover)
With a host of problems threatening the earth's surface, is underwater living a viable alternative? Meet the scientists who believe that permanently submerged colonies are not just possible, but imminent. National Geographic follows the scientists as they tackle the hypothetical challenge of housing 100 families below the ocean's surface and race to overcome obstacles such as bone-crushing pressures, ravaging storms, and scalding volcanic fluids to create self-sufficient underwater communities.