Ancient Aliens Seasons 3 & 4 DVD –  

Is it possible that Earth was visited by extra terrestrials thousands of years ago. If so, was evidence left behind. ANCIENT ALIENS SEASONS THREE and FOUR continues HISTORYs gripping exploration of Ancient Astronaut Theory. HISTORY investigates the possible extra terrestrial origins of zombies and vampires and probes the otherworldly mysteries of Earth s deadliest places. Could natural disasters really be the work of extra terrestrial forces. In 2011, after a 30 foot tsunami ravaged Tohoku, J.