World's Most Famous Red-Light Districts: Amsterdam, Hamburg, Paris, Bangkok, Tokyo

Red-light districts are urban areas where prostitution and sex-related businesses concentrate. They typically feature sex shops, strip clubs, brothels, and similar establishments.

Notable examples include:

• De Wallen – Amsterdam, Netherlands
• Reeperbahn – Hamburg, Germany
• Pigalle – Paris, France
• Patpong – Bangkok, Thailand
• Kabukichō – Tokyo, Japan

These districts are often controversial, viewed by some as a necessary evil and by others as exploitative. They can be dangerous but also culturally significant.