Why is the draw bridge on the north branch of the Chicago River always in the upright position? Geoffrey Baer gives us the answer to that and other questions about Chicago history in tonight's edition of "Ask Geoffrey." Clinton Street Station

Christian Farr takes us to see the Field Museum's latest collection of ancient jewelry from the Middle East and learns how these very old pieces were able withstand the test of time.

Looking to get a great workout and maybe meet that someone special at the same time? Laura Baginski of Time Out Chicago magazine tells us how you can do that when she presents her top picks for the weekend.

Six students from the Music Institute of Chicago are about to embark on the tour of a lifetime. Two of them join us to talk about the exciting trip and to perform live in our studio.

Hedy Weiss reviews Chazz Palminteri's "A Bronx Tale," on stage now at the Oriental Theatre.

Tonight we kick off our Chicago Matters series with an exploration of the Chicago region and how it can thrive in a global era. 100 years ago, the Burnham Plan laid the foundation for so much of what Chicagoans value today. But who is planning for the next 100 years? Elizabeth Brackett's panelists offer their visions for Chicago's future.

We get a crane's-eye-view of the city from a construction worker-turned-photographer. View slideshow of Ken Derry's photographs

A Chicago bartender winds up as the starting linebacker in the AFC championship game. We talk to him about his new book, and how his father inspired his unlikely journey to football glory.

From the Archives - March 17, 2004: Watch how the Chicago River is dyed green.

Joel and his panel discuss the week's top headlines: Governor Quinn reportedly considering hiking income taxes by 50 percent; 27 Chicago Public School students already killed this school year; CTA fare hikes and service cuts on the table; the Sears Tower being renamed; the Art Institute boosting admission cost 50 percent; Chicago aldermen balk at being investigated by the city's inspector general; and the Bulls and Blackhawks battling for playoff positions. Guests:

Actress Sharon Gless is starring in an independent film adapted from a drama by Chicago playwright Claudia Allen. We take you behind the scenes on the "Hannah Free" set.

Was it a vision from heaven or an everyday sight in the city? A theater company looks at the Chicago phenomenon known as "Our Lady of the Underpass."

We take a sneak peek at WTTW's new documentary on the history of the Irish in Chicago.

Former Chicago Bulls coach and broadcaster Johnny "Red" Kerr died on Thursday. We take a look back at Bob Sirott's 2005 interview with the Bulls legend.

"Check, Please!" host and master sommelier Alpana Singh tells us how long to keep a bottle of port once it is uncorked and answers other questions about wine and spirits in tonight's edition of "Ask Alpana."

Time Out Chicago Magazine joins us with lots of ideas for your weekend. National Pig Day Celebration Chicago Maritime Festival and Concert MythBusters Acme Miniature Flea Circus