About this guide -- Do's and don'ts when exploring New York City -- A word about bargains -- Artisan & flea markets -- Permanent/semi-permanent markets -- Manhattan -- Billy's Props & Antiques -- Garage Antique and Flea Market -- Greenflea Market at P.S. 87 -- Hell's Kitchen Antique Fair and Flea Market -- Houston Street--St. Anthony's -- P.S. 183 Flea Market -- Old St. Patrick's Cathedral Market -- Union Square Artists Market -- Young Designers Market--Mulberry St. -- Brooklyn -- Artists and fleas--indoor.