Curious City is a news-gathering experiment designed to satisfy the public's curiosity. People submit questions, vote for their favorites, and WBEZ reports out the winning questions in real time, on Facebook, Twitter and the timeline above.
This fourth voting round's winner is Miriam Reuter from Chicago's Albany Park neighborhood. Her question is: "How has Chicago's coastline changed over the decades?" We're tracking down answers now, so check back for updates as we go along.