Explanation

Faislabad.is the third most populated city in Pakistan

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Faisalabad is located in the northeast of Punjab.

The city covers an area of approximately 1230 square kilometers, comprising largely of flat or rolling plains.

It has a population of around 5 million

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Karachi is the most populated city in Pakistan

Karachi is the capital city of Sindh.

Karachi is the largest city in Pakistan and the twelfth largest city in the world.

The largest district-wise area of Pakistan is Chaghi

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Pakistan is the world's 3rd most populated country

Karachi is the most populated city in Sindh