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What would the Tower of Pisa be if it weren’t leaning? Not as
interesting, and certainly not as attractive to tourists. That was the
issue faced by the late-20th-century engineers who figured out what
caused the lean and devised a way to reduce the tower’s angle of tilt.
Take a journey through the centuries to explore how various engineers
tried to stabilize the leaning tower, but only succeeded in making the
problem worse. Today, the Pisa tower has been saved; but what about the
more recent “Leaning Tower of San Francisco�
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