Add Yahoo as a preferred source to see more of our stories on Google. vendor prepping seafood at the Municipal Fish Market in Washington, D.C. - Bdphoto/Getty Images When the fish market on Maine ...

Municipal Fish Market at The Wharf, Washington, D.C. - Kit Leong/Shutterstock If you didn't know that Washington, D.C., is home to the oldest continuously operated fish market in the United States, ...