Ri Videos

The Best Ri Videos
22703
Cracking Ancient Codes: Cuneiform Writing – with Irving Finkel
Cracking Ancient Codes: Cuneiform Writing – with Irving Finkel
50744 99% 38:55
22491
Why Have We Not Found Any Aliens? – with Keith Cooper
Why Have We Not Found Any Aliens? – with Keith Cooper
12861 94% 51:38