Known for its jazz and poetry performances, this oldest continuously running jazz club in the U.S. opened in 1907. The bar still has the same sitting as it was 100 years ago. There's plenty of room for dancing to the fantastic live music. the Green Mill has appeared in many films. They have some excellent cocktails, and the live music is always good. The place is filled with lots of mob history in Chicago; Al Capone had a dedicated booth.