Season 5, Episode 2 Radio: Out of Thin Air
First Aired: August 24, 1997
The evolution of radio from the development of its key components to its emergence as a demographics-driven medium. Included: comments from Larry King and Casey Kasem; sound bites from early broadcasts, including "War of the Worlds."
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- Premiered: December 10, 1993
- Rating: TV-PG
- Premise: Architectural and engineering landmarks of the 19th and 20th centuries. The programs previously aired on A&E's `Time Machine' series. Among the subjects: the Brooklyn Bridge, the Maginot Line, the Erie Canal, the Aswan Dam and the Trans-Siberian Railroad. (more)