Instead, he decided to continue his reign in order to build her the world most beautiful tomb at Agra in Northern India.
He called together the best artists architects from India , Turkey , Persia , and Arabia .
It took about 20,000 workmen from 1632 to 1653 to complete the construct of the Taj Mahal .
It is a beautiful eight-sided building made of white marble.
The Emperor planned to build another tomb of black marble for himself which was to be identical to the taj Mahal,
but his son imprisoned him in the palace before he could finish his plan.