Interested in Kowloon Walled City? Check out "City of Darkness
provide a detailed PDF report on its historical and architectural legacy. Informative Report: Life in the Walled City At its peak in 1990, the Kowloon Walled City was the densest settlement on Earth city of darkness life in kowloon walled city 1993pdf link
Without government regulation, the city became a hub for unlicensed dentists, herbalists, and food processors (especially fish ball factories). Interested in Kowloon Walled City