History of Europe

Which city in northwestern Italy is noted for its leaning tower?

The city of Pisa in northwestern Italy is noted for its leaning tower. The Leaning Tower of Pisa is a free-standing bell tower located in the city of Pisa, Italy. It is known for its notable tilt, caused by an unstable foundation and weak subsoil. The tower began to lean during its construction in the 12th century and has been leaning ever since.