Voice of America had multiple sites during WW2 and the fall back was located in West Chester Ohio. This station is an operational museum. A division of VOA is the West Chester Amature Radio Club (WC8VOA) they do contesting and other events from the site.
More on VOA which was also known as the Bethany Relay Station can be found at Wikipedia
During the early during the 50’s VOA had plans for a fleet of ships to be known as “Truth Ships”, the first went on the air April 18, 1952 while on a cruise to the Panama Canal Zone. The ships name was USCGC Courier. For the whole story on the Courier (Click Here)VOA-USIA_Booklet-1965