• Questions come from the community

  • You vote for your favorites

  • WBEZ investigates, posting updates in real time

  • Followers help shape the investigation

  • We discover the answers together!


Previous Question Next Question

Viaducts: What is the substance oozing out of the walls, who actually owns them, and why aren't we allowed to park underneath them?

Asked by Kim Heilenbach

Commenting Guidelines