The Best Episodes of Unsealed: Alien Files Season 2

Pyramids are found all over the world and from different time periods in human history. Did humans build the pyramids by themselves - or did they have help? Some experts believe pyramids across the world are part of a grand alien design.

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Signals from deep space. Mysterious crop circles. Messages hidden in the very building blocks of our planet. Recent evidence may reveal signs of alien life attempting to communicate. Are they goodwill ambassadors, or masters of war?

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What does the American government really know about UFO's? And how far will they go to hide the truth? In 1948 a fireball crashes near Laredo, Texas. They say it was an experimental aircraft. But many experts believe it was a UFO.

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An extraterrestrial threat. A top secret organization. Has the US made contact with aliens? Experts believe they have. And an ultra top secret organization is calling all the shots. Get ready for the untold story of Majestic 12.

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Encountering life from another world can be a terrifying and deadly experience. Abductees claim to have been captured and experimented on. Join us as we confront the truth about alien encounters.

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For decades, eyewitnesses have reported UFOs crashing to Earth all over the nation. Most are never found. Some believe crashed UFOs may contain alien technology that could change the course of history.

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Many UFO sightings are solitary events that leave witnesses scrambling to prove their story. But what happens when the same object is seen by many people at the same time? Join us as we expose the hidden secrets of The Kecksburg Incident.

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Our world is changing. Temperatures are climbing. Ocean levels are rising. Giant storms are becoming more frequent and intense. Super-viruses are thriving in this new environment. At the same time, alien activity is also on the rise.

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More than half the world's UFO sightings happen over water. Many of these phenomena are seen bursting from the ocean into the sky. Do aliens lurk in our oceans? Join us as we expose the growing threat of Unidentified Submerged Objects.

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The Soviet Union's vast skies paid witness to thousands of UFO sightings. But the Soviet regime was notorious for secrecy. Many of their encounters reported during the Cold War had potentially deadly consequences for the entire world.

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Humanity has been plagued by international conflicts and epic powers since the dawn of time. Perhaps our greatest failure is constant strife and division. Could an alien threat force humans to form a united front?

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Each year, there are thousands of UFO sightings all over the world. What are these different kind of UFOs? What is each craft's purpose? What powers them and how they are controlled? And most importantly- who is flying them?

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There are structures as old as time that continue to baffle historians and engineers the world over. Did we build these ancient megaliths ourselves or did aliens guide our hand?

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Aborigines have the oldest continuous culture on Earth. Rock paintings and ancient legends suggest that aliens have been communicating with Australian Aborigines for 70,000 years. What are the Sky Being's relationship with these people?

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Close encounters. There's no telling where or when they will happen. But of all the possible scenarios, none is more terrifying than the one we're unaware of - until it's too late.

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The sun. It's an immense powerhouse on a scale that almost defies the imagination. And it's the source of all life here on Earth. But what if that power was being tampered with? Are UFOs really visiting our Sun?

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For over sixty years authorities the world over have been inundated with highly credible reports of UFOs. But according to experts, many governments have gone to great lengths to cover-up the truth about extraterrestrial life.

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Everyday, UFOs are spotted in skies all over the world. But of all the planets in the known galaxy, why have they come to Earth? Are aliens here to seize Earth's riches? And how far does their mission go?

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Recently, the US has experienced massive blackouts effecting millions of people and throwing their lives into sudden chaos. Do these blackouts occur as a side effect of alien technology? Or is there a darker agenda at work?

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For decades, citizen UFOlogists have coordinated alien information-sharing networks, subverting the classified intelligence of their governments. What do these classified documents say about the way that our governments watch the skies?

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