Dan Hurley The Beloved Delta Queen - Its Past, Present And Future By Mark Heyne • Feb 9, 2017 Pixabay.com Listen Listening... / 30:25 The Delta Queen, built in the 1920s, was purchased by the Greene Line of Cincinnati in 1946. Remembering The Attack On Pearl Harbor 75 Years Later By Mark Heyne • Dec 7, 2016 National Archives and Records Administration Listen Listening... / 17:06 Seventy-five years ago today, Japanese forces attacked the U.S. Naval Base at Pearl Harbor, Hawaii. The History And Future Of Cincinnati's Abandoned Subway Tunnels By Maryanne Zeleznik • Apr 19, 2016 en.wikipedia.org, available for use Listen Listening... / 25:55 A hundred years ago, the residents of Cincinnati voted to begin work on a subway system to ease downtown traffic. But after 6 miles of infrastructure and 2.2 miles of underground tunnels were completed, the project came to a halt.