In recent years there's been a modest resurgence in America's manufacturing sector but some economists believe the U.S. will never again be the manufacturing powerhouse it once was. However, new technologies, especially 3-D printing, are what some say will transform American industry and Chicago is getting on board. 

Old Main Post Office (Brianbobcat / Wikimedia Commons)

The Eisenhower Expressway runs underneath the Old Main Post Office, causing one viewer to wonder which came first. Geoffrey Baer delves into the history of these interlinked landmarks and answers other viewer questions in this week’s edition of Ask Geoffrey.

Geoffrey Baer

What happened to The Pickle Barrel Restaurant in Old Town?

In this edition of Ask Geoffrey, our local history expert Geoffrey Baer gets schooled at Midway Airport, snags a free pickle at a long-lost Old Town favorite, and soars with 19 terracotta eagles in Lakeview.