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PHILADELPHIA(CBS) — The famous Leaning Tower of Pisa is losing some of its trademark tilt.

Researchers say the iconic Italian monument has lost one and a half inches of its tilt over the last 17 years.

tower of pisa Researchers: Leaning Tower Of Pisa Losing Some Of Its Trademark Tilt

Credit: CBS3

That’s because workers removed some of the soil on the other side of the tower to help balance the weight of the structure.

Despite leaning a little less, engineers expect the tower to stand for at least another 200 years.