Ancient Aliens - Aliens and the Third Reich

Seizoen: 2 - Aflevering: 5 / 10 - Eerst uitgezonden: 25 november 2010 - Episode ID: 524406

If ancient aliens visited Earth in the remote past, could they have given us advanced technology, past down through human history? And could this technology have helped the Third Reich build mysterious weapons and crafts far beyond the limits of 20th century science?