Experts have long believed the universe to be riddled with mysterious portals - shortcuts through space that allow travelers to span vast distances in the blink of an eye. From mighty volcanoes to secret underground civilizations.
| Title | Unsealed: Alien Files - Season 3 Episode 13 Earth Portals |
|---|---|
| Year | 2015 |
| Genre | Documentary, Reality |
| Country | United States of America |
| Studio | History |
| Cast | |
| Crew | Kevin Lowe (Author) |
| Alternative Titles | Alieni: nuove rivelazioni |
| Keyword | |
| First Air Date | Sep 17, 2012 |
| Last Air date | Dec 01, 2015 |
| Season | 4 Season |
| Episode | 82 Episode |
| Runtime | 20:14 minutes |
| Quality | HD |
| IMDb: | 6.70/ 10 by 23.00 users |
| Popularity | 4.497 |
| Language | English |
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