With almost 17,000 and 10,000 tunnels respectively, what two countries hold the number one and two spot for most miles of road tunnels in the world?
Answer China and Japan
China has by far the greatest number of road tunnels in the world, with almost 17,000, equaling over 10,000 miles. There are 3 tunnels in China that are over 10 miles long; Japan has two.
Asked by Tom Cohen · Last updated 5 years ago · 1K views
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