The Pisa Tower is a bell tower in the Italian city of Pisa It’s famous for its unintended tilt, which is the result of an unstable foundation.

Here are some key facts about the Pisa Tower:

• Location: Pisa, Italy
• Construction: Began in 1173, completed in 1372
• Lean: The tower began to lean during construction due to a soft foundation. Efforts to stabilize it have been successful, but it still leans slightly.
• Height: Approximately 56 meters (183 feet)
• Purpose: Originally intended as a bell tower for the nearby Cathedral of Pisa.

The Pisa Tower is a popular tourist attraction and a symbol of Italy.