Massive Coastal Flood Protection in Tokyo
- "The Metropolitan Area Outer Underground Discharge Channel, also known as the G-Cans Project or the "Underground Temple", is an subterranean water infrastructure project built to protect the capital Tokyo against floodwaters during rain and typhoon seasons. It is believed to be one of the largest water collection facilities in the world. Building began in 1992 and the massive structure now consists of five concrete silos, a large water tanks and 59 pillars connected to a number of pumps that can pump up to 200 tons of water into the Edogawa River per second." - excerpt from Yahoo news story.
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