Ancient Aliens Season 22 Episode 4 Extraterrestrial Engineering Airs February 5 2026 on History

In the upcoming episode of “Ancient Aliens,” titled “Extraterrestrial Engineering,” viewers will join host Giorgio Tsoukalos as he delves into the intriguing world of ancient structures that continue to baffle experts. Scheduled to air on Thursday, February 5, 2026, at 9:00 PM on History, this episode promises to be a captivating exploration of architectural wonders that seem to defy the capabilities of ancient civilizations.

Giorgio will sift through the series archives to uncover remarkable sites that have sparked debates among historians and archaeologists. From massive stone monuments to intricate carvings, these ancient creations raise questions about the technology and knowledge possessed by their builders. The episode aims to highlight theories suggesting that extraterrestrial influence may have played a role in these impressive feats of engineering.

As the episode unfolds, viewers can expect to see stunning visuals and expert insights that bring these ancient mysteries to life. “Extraterrestrial Engineering” will challenge conventional explanations and ignite curiosity about the past. This episode is sure to be a thought-provoking experience for fans of the series and anyone interested in the mysteries of human history.

Release Date & Time: 9:00 PM Thursday 5 February 2026 on History

Ancient Aliens Extraterrestrial Engineering Cast – Season 22 Episode 4