Baghdad was born from a precise plan: apparently, the city was designed as round, and was located in an advantageous position, intersecting an important trade route.

This made it the largest city in the world at the time. Baghdad was also known as the Round City because it was built in a circle. All the important buildings like the House of Wisdom and Caliph ...

Baghdad at the time was the largest city in the world, with a population of about 1 million. It was a perfectly round city, with all the important buildings in the centre. Situated between two ...