| Property | Value |
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| rdfs:label | - Why is the Leaning Tower of Pisa leaning
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| rdfs:comment | - The foundation of the tower was not laid well, and it had been set in loose substrate. When the weight of the structure became too much, the foundation shifted and the southeeastern part of the tower sank.
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| dcterms:subject | |
| abstract | - The foundation of the tower was not laid well, and it had been set in loose substrate. When the weight of the structure became too much, the foundation shifted and the southeeastern part of the tower sank.
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