The iconic Leaning Tower of Pisa currently leans at an angle of about 4 degrees. This famous tilt is the result of unstable foundation soil, which began to shift soon after construction started in the 12th century. Despite various restoration efforts over the years, the tower still leans, although its angle has been stabilized to prevent further tilting. Today, it stands as a testament to medieval engineering and continues to attract millions of curious visitors from around the world.
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