If you want to know what Chicago looked like 200 years ago, head to the city’s southeast corner, where native wetlands, forests and prairies all come together.

Vacant city lots are often dismissed as derelict urban eyesores, but now some environmentalists are viewing these empty spaces as ecological opportunities. 

Coyotes have made a remarkable comeback in Chicago. What are the secrets to their survival in a dense metropolis? Marcus Krahnforst hunts for clues with noted biologist Stan Gehrt in this “Urban Nature” episode.

(skeeze / Pixabay)

The monarch butterfly’s remarkable migration is in peril. Its habitat has been decimated by rapid urbanization and changing agricultural practices. Could cities come to the rescue?

(BirdPhotos.com / Wikimedia Commons)

Why do some squirrels live in more affluent neighborhoods, while others dwell in more disadvantaged ones? WTTW's online series “Urban Nature” has the story.

Dead birds collected by the Chicago Bird Collision Monitors were given to the Field Museum's Bird Division. (Josh Engel / The Field Museum)

For migrating birds, Chicago can be a dangerous place. But scientists, architects and volunteers are now teaming up to make the city a leader in bird-friendly design. The story is told in WTTW's online series “Urban Nature.”

A new WTTW web series peeks into pockets of nature in cities across the country.

St. Augustine, Florida

Geoffrey Baer visits 10 American towns in the final installment of the "10 That Changed America" series, airing at 8 p.m. Tuesday night on WTTW.

The second installment of WTTW's "10 That Changed America" premiers Tuesday. This time, host Geoffrey Baer looks at 10 American parks that changed how we live and play in our cities.

The Cook County Board of Review is a three-member board, elected from three electoral districts, that hears and decides taxpayer complaints on assessed value or exempt status of real property in Cook County. In 2016, a one commissioner each from two of the three districts will be elected.

Martin Durkan

Candidate Statement: "I will work to make sure that Cook County has the best infrastructure possible within the fiscal realties of the district."

Joseph Cook

Candidate Statement: "The most pressing issue facing the MWRD is to continue to protect the quality of our water and to continue to handle issues related to stormwater management."

10 Things You Might Not Know About the Former FCC Chairman

Former FCC chairman and WTTW trustee emeritus Newton Minow turns 90 on Sunday. While you may remember that he once famously called TV a “vast wasteland,” you might not know that he’s actually a big “Downton Abbey” fan. In honor of his upcoming birthday, we share 10 things about him that might just surprise you.

Ruth Bader Ginsburg

A U.S. Supreme Court Justice becomes a classical music radio announcer for a day – and it happened at our sister station WFMT. We hear what Ruth Bader Ginsburg, the justice who's become "notorious," had to say.

Last year, 11,000 neighbors gathered around 1,000 tables to share a meal on one evening as part of the Chicago Community Trust’s initiative, On The Table. We hope you’ll join us for another meal together on May 12, 2015 – and this time, the conversations will focus on honoring and inspiring the philanthropist in each one of us.

WTTW's new web series, Foodphiles, looks at Chicago area restaurants and the diverse characters who keep them cooking.