Cosmos: Possible Worlds - Indus Valley Civilization were Africans:

[Skooby]

That's how they were depicted on the show. Starts around 29:30:

Seven Wonders of the New World - Cosmos: Possible Worlds

 

[Samori Toure]

I am not sure, but I think that I read about it years ago in this book:

 

[MMS]

will watch