The Leaning Tower of Pisa Facts

Is the Leaning Tower of Pisa the only leaning tower? Surprisingly, but even some of the famous towers, like London’s tower of Big Ben, are also leaning. Some lean even more than the Tower in Pisa.
It surprised me that there are 7 bells, each one representing one note of the musical major scale in the Leaning Tower of Pisa. You’d probably wanted to know at what angle does the Leaning Tower of Pisa lean?
There are many more interesting facts and funny stories about the Leaning Tower of Pisa. Take a look at this beautiful infographic telling the most interesting facts. Of course, it would be interesting to hear what were the most interesting Leaning Tower of Pisa facts to you.