20. Ho Chi Minh City, Vietnam
Population: 4,900,000
Land area: 518 sqKm
Population density: 9,450 people per sqKm

Stephen Bures / Shutterstock.com
Population: 4,900,000
Land area: 518 sqKm
Population density: 9,450 people per sqKm
Stephen Bures / Shutterstock.com