Do dogs really shop at flea markets, of corse not. But do flea markets actually sell fleas? Not a chanse! Then were did the name come from? Many people think the name flea market came form Paris. A popular market there was called Le Marché aux Puces which means the market of the fleas. Its name came from the fact that most people thought the old goods sold there often contained fleas.you might find books, clothes, phones, or even fruniture you never know. you can just browse, buy or even swap and trade items.Most items are inexpensive.