TV's most-watched history series brings to life the compelling stories from our past that inform our understanding of the world today.
| Title | Season 20 |
|---|---|
| Genres | Documentary |
| Air Date | 2008-01-14 |
| Episode Runtime | 00 Hours 55 Minutes |
| Season Number | 20 |
| Episode Count On Season 20 | 14 |
| Production Companies | GBH |
