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Video: A stunning tour of Tokyo's 'floodwater cathedral'

Terushi Sho
Features correspondent
Inside Tokyo's floodwater cathedrals

A $2 billion project helps protect Tokyo from heavy rainfall. In addition to its intricate system of dams, levees, and tunnels, there is an enormous water tank that resembles a great church. View the video above to find out more.

The Economics of Change
The Economics of Change

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