What on Earth? S5E3: Satan in Siberia
- Aired: 2019-01-22
- Time: 21:00:00
- Runtime: 60 minutes
Overview
A satanic symbol points to an army of the dead in Siberia. A massive stone giant in a remote desert. Evidence of a Russian doomsday device right on America's doorstep. Cutting-edge technology helps experts answer these sinister mysteries from space.