How many years old is the Taj Mahal?

The Taj Mahal is 391 years old.
Built: 1631–1653
Mumtaz Mahal, Shah Jahan’s beloved wife, is honoured with the name Taj Mahal.
An army of pachyderms were used in the Taj Mahal’s construction.
The Taj Mahal was built with precious stones that were brought into India from other countries.
Throughout the day, The Taj Mahal appears in various hues.