More Cool Pictures and Facts 
       
       
  •  In all the world, the longest subway tunnel is more than eighteen miles long! It is from a subway system called Moscow Metro. It carries almost 6.5 million people per day!
  •  47 acres is how much land Grand Central Station covers on Manhattan Island. In New York it is the biggest railroad station in the world. 
  •  Japan has the world's busiest rail network. It can carry almost 12% of it's population! It's almost 32 miles long!
  • In 1838 the first subway was built in London. 
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