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Over and under the sea
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How long is the Channel Tunnel?
50.5 km
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What two countries are connected by the Channel Tunnel?
The UK and France
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How many people travel through the Channel Tunnel daily?
About 20,000 people
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How long did it take to build the Golden Gate bridge?
It took four years.
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Where is the Golden Gate Bridge?
California
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How many vehicles cross the Golden Gate bridge in a day?
About 100,000 cars and trucks
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