Chicago Sun-Times columnist Stella Foster calls it quits after 43 years. She joins us on her last day on the job to talk about her life, legacy, and what's next.

The World's Columbian Exposition of 1893 was held here in Chicago, but is anything still standing from the White City? Geoffrey Baer shares some surprising secrets in this week's edition of Ask Geoffrey.

Need some ideas for what to do this weekend? Chicago Tonight knows what is going on!

In part three of our Vivian Maier series, Jay Shefsky introduces us to several people trying to unravel the mystery of the celebrated photographer.

Tony and Pulitzer prize-winning actor and playwright, Tracy Letts, talks about opening a hit Steppenwolf production on Broadway -- and upcoming film adaptations of his plays.

We revisit a conversation with the author of a new book about the increasing popularity of going solo.

In part two of our series on photographer Vivian Maier, we meet other owners of her remarkable archive and explore the international explosion of interest in her work.

We begin a three-part series on the amazing story of Vivian Maier, the Chicago nanny who took more than a 100,000 photos during her lifetime but never showed them to anyone.

Amongst sunbathers and swimmers, the lakefront path at North Avenue Beach is home to a rather unique structure. Find out more in this week's edition of Ask Geoffrey.

An astronomer and artist puts pictures to an orchestral masterpiece. 

Jay Shefsky flies in a fully restored World War II bomber, and introduces us to a man who flew 35 missions as a tail gunner.

Need some ideas for what to do this weekend? Chicago Tonight knows what is going on!

We take a look at the Shedd Aquarium's efforts to harvest sustainable produce in their organic gardens.

Filmmaker Xan Aranda discusses her new documentary about musician and Chicago native Andrew Bird.

What's the definition of a "good man?" We revisit a conversation with Mark Shriver about his father Sargent Shriver, a Kennedy family icon who founded the Peace Corps and ran for President.

Meet a master of Chicago boogie-woogie blues. Piano man Erwin Helfer pounds the keys and provides a lesson in local music history.