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Which are the longest rail and metro tunnels?
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The longest rail tunnel is the Seikan rail tunnel, which runs under the Tsugaro Strait between Honshu and Hokkaido, Japan. It is 33.5 miles (53.85 km) long. The longest continuous metro tunnel is the Moscow metro, at 23.5 miles (37.9 km) long.
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Previous:
Back
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Book:
1001
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Section:
Science and Technology
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Chapter:
Railways
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