In 2020, the population of the UK rose to over 67 million people. The major cities of the UK can be seen on the map. London is the UK’s largest city and Birmingham is its second largest city.

London, on the other hand, has a population density of around 5,100 people/km 2, not even a fifth of that of Mumbai! Athens, the capital city of Greece, has a population of 3,685,000 and a land ...