Your NPR news source

The Secrets of Chicago's Green River

SHARE The Secrets of Chicago's Green River

Ben Calhoun—Correspondent, Chicago Public Radio News

This past weekend marked the 44th annual dyeing of the Chicago River by the Chicago Journeymen Plumbers Local 130. The union is secretive about the ritual's elements. Chicago Public Radio's Ben Calhoun unlocks the secrets of greening the Chicago River.

More From This Show