Black Holes Video from BBC Channel 4 (1997)
This Black Holes video is quite old but is still a great thorough introduction.
Link to Black Holes video on YouTube
If you don't have a better video player, Videolan's version is decent: Videolan's free VLC video player
Embedded version in three parts (the transitions are quite abrupt, sorry):
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![](https://www.google.com/images/icons/product/drive-32.png)
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