2 Seasons
S1 E5 4/23/03

City in a Pyramid

Tokyo is one of the most crowded cities in the world, and to relieve the stress on a city bursting at the seams, engineers are in the process of designing a massive pyramid. The incredible structure could be home to as many as 750,000 people, and with self-assembling structures, it might be the first city in the world able to construct itself.