Flashback – The Walnut Street Bridge HHSdon February 12, 2026 Historic Flashbacks HHS Volunteer Don Mills takes us through the bridge’s history, including its listing on the National Register of Historic Places. Click the link below for a video presentation…See this video of HHS Volunteer, Don Mills, as he provides a brief history of the circa 1860 bridge. Posted in Historic Flashbacks Post navigation Previous Previous post: Flashback – 17th Airborne