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1 Denboraldia
4 Atala
Expedition Unknown: Hunt for Extraterrestrials
- Urtea: 2017
- Herrialdea: United States of America
- Generoa: Documentary
- Estudioa: Discovery, Travel Channel
- Hitz gakoa: alien, extraterrestrial life
- Zuzendaria:
- Aktoreak: Josh Gates