ALSO READ : LEANING TOWER OF PISA In 12th century Italy, a tower was under construction in the town of Pisa. The design was for a beautiful, free standing bell tower in the finest Romanesque style. But as construction of the third level began, something went wrong: the whole tower began to tilt. And by the time it was finished, everything was noticeably leaning to one side. Thankfully, the mistake was seen as charming by visitors. And eventually, it turned into a global icon and tourist attraction. But for the Civic Tower in Pavia, which was built ar…