Discover Your Inner Globetrotter And See If You Can Conquer This World Wonders Quiz

Mason Zimmer | February 4, 2025 4:44 pm

Why does the Leaning Tower of Pisa lean?

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Flash Mob For The Reopening Of The Leaning Tower In Pisa
Retry Correct Incorrect Although Discover Magazine explained that the construction of the Leaning Tower was delayed by almost 100 years due to Pisa’s wars with other city-states like Florence, Geneo, and Lucca, the problem is older than that. The ground the tower was built on consisted of fine sand, clay, and shell pieces, which were too uneven to provide a solid foundation.
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Laura Lezza/Getty Images
Laura Lezza/Getty Images

Why does the Leaning Tower of Pisa lean?

  • It was partially buried by a sinkhole
  • It was intentionally built that way
  • It was built on unsuitable ground
  • Construction had to be delayed due to war
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