Trillions Upon Trillions

Trillions Upon Trillions

January 10, 2013

A Trillion Bricks

And finally, a trillion bricks is enough to build the Great Wall of China 258 times, or long enough to reach the moon and back, twice.
And finally, a trillion bricks is enough to build <b>the Great Wall of China 258 times</b>, or long enough to reach the moon and back, twice.prevnext

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