Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. In August 1173, the construction for the bell tower of the ...

Earth was extracted from beneath the foundations of the Leaning Tower of Pisa to help reduce its tilt. - Giulio Andreini/Hulton Archive/Getty Images The consolidation works have allowed this tower ...

Thinking of Pisa Italy instantly conjures the image of its leaning tower – the famous, centuries-old architectural marvel that has mesmerized onlookers and remains a tourist attraction today.

Oh, the Leaning Tower of Pisa — so touristy and yet so fun. Each day, hordes of visitors come to the small northwestern Tuscan town of Pisa to take pictures "propping up" its tower. Some do it ...

Results from the Leaning Tower of Pisa’s annual checkup are in, as of November 30. After a stabilization project, begun in 1990, reduced the quirky monument’s dangerous lean by a full 15 ...