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Transport and technology in Japan: Thika Super Highway is child play

A rainbow over city is seen during competition. [REUTERS]

Ever heard of a tunnel with a cooling system? Yes there is one and it is in a number of highways in Tokyo. 

The tunnels are very long some even up to 22 kilometres, but what stands out is that you will always finds a place which sprinklers that cool the cars that have been in the tunnel for minutes.

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Tokyo olympics