The USS Ronald Reagan is a 4.5 billion dollars Nimitz-class supercarrier. Powered by 2 nuclear reactors, the 1100ft. long vessel is equipped with all the necessary facilities to house 6000 personnel ...
'National Geographic Channel MegaStructures' takes a look at the construction history of Boston Big Dig project. Costing almost 15 billion dollars and taking almost 20 yrs to complete, the Boston's ...
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