Every global city has a dark secret. Covered under the flashing lights, the glitz and glamor, lies a forgotten past. Millions of people walk city streets, oblivious to what the sky scrapers stand for. Smiling tourists in front of iconic monuments define irony.
But, if walls could talk, they would tell you: where there's great beauty, there's often great exploitation.
The Great Wall of China buried nearly 400,000 of its builders within its walls. Thousands of slaves lost their liberty for the birth of democracy in 5th and 6th Century BC Greece. Paris wouldn't have been possible without France's colonization empire. And, slave labor catapulted the USA as we know today.