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 ...

A young Galileo is perched atop the Leaning Tower of Pisa. He is in the middle of his famous experiment—the one in which he shows, by dropping cannonballs of different weights, that all objects ...

I’m getting loosey-goosey just talking to you about it.” Since the financial crisis, luxury residential skyscrapers have gone ...

Built on the shifting sands of a former estuary, the Leaning Tower of Pisa probably began tilting not long after medieval laborers laid its first foundation stones. In the 800 years since ...

Have you ever wondered if the Leaning Tower of Pisa is a catastrophe waiting to happen? In this one-minute video, Ask Smithsonian host Eric Schulze explains how architects and engineers spent the ...

When we talk about buildings that tilt captivatingly, you might immediately think of the Leaning Tower of Pisa in Italy. But there are lots of buildings that slope, some quite alarmingly ...

Pisa is a small beautiful city in Italy, in a few hundred meters, there are truly unique works and monuments, first of all ...