City of Treasures part 1 - flea market in Paris 1951

The video explores a unique market north of Paris, near the route to Saint-Denis. This market is divided into five districts, each with its own specialty. The Vernaison market is known for antiques, while Paulbert offers a variety of trinkets. Biron competes with these two, and the Saint-Denis market is also highlighted. Finally, the video introduces the Barnums, merchants of new goods.

What new insight or understanding did you gain from this video?