UFOs: The Lost Evidence
For decades, extraterrestrial research has been directed to the skies - but researchers believe that UFOs may also be inhabiting our oceans.
For decades, extraterrestrial research has been directed to the skies - but researchers believe that UFOs may also be inhabiting our oceans.
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For decades, extraterrestrial research has been directed to the skies - but researchers believe that UFOs may also be inhabiting our oceans.
Few have ever heard of the top-secret base in the deserts of Utah known as Area 52, but reports of UFOs have convinced people that the US military is keeping secrets.
When a river of blood washes through a city's streets, some witnesses believe it's a warning of doomsday a strange, perfect circle emerges in the clouds about California, with some experts speculating that it's evidence of alien activity.
Evidence of ghostly apparitions at a Civil War battlefield when mysterious blue fires start near Yellowstone, experts worry if a supervolcano eruption is imminent near the site of the Salem Witch Trials, an eerie spectacle stuns scientists.
Uncover new evidence pointing to the possibility that ancient man was visited by extraterrestrials, influencing architecture, art and more.
When it comes to identifying mysterious objects in our skies, few people are more qualified than pilots and astronauts - but are sightings common?
Over the past 50 years a fascinating pattern has emerged, linking UFOs with military personnel and installations. One of the most significant of these events took place on British soil in 1980. This programme contains some flashing images.
Explore a shipwreck found in the middle of the desert, learn about the German aerial terror of WW1 and traverse through a ghost town still stalked by a serial killer.
Hundreds of bones are found in a reservoir in Guatemala. In Oman, a strange weather pattern is discovered. Giant animal bones in Australia puzzle researchers. On an island off Tanzania, a huge stone structure is revealed.
In Belize, hundreds of smashed up human bones and teeth are found in a cave. More than a thousand cylindrical pipes are discovered in a well in India. A small glowing animal is found in Australia. Certain Easter Island stone heads present a mystery.
From inexplicable disappearances to mysterious experiments, events in Mount Shasta National Park may be explained by an ancient Karuk Indian legend.
In Montana's Glacier National Park, some claim that there is a hidden underground Nazi base that may even have been the final hideout for Hitler himself.
Many believe Gettysburg National Military Park is haunted by its violent past - here, explore some incredible claims about the park's history.
Few know that one of the US's most mysterious National Parks is in Puerto Rico - a place some believe is home to a creature known as the Chupacabra.
The US government officially recognise UFOs, calling them Unidentified Aerial Phenomena. In this episode Craig and Sarah take on the US Navy UAP videos. They speak to an ex-MOD official, Nick Pope. This programme contains some flashing images.
With light from distant stars taking millions of years to reach us, how long might it take for alien life to answer any communication sent into space?
With science closer than ever to proving that life once lived on Mars, is there a chance that something still exists there?
A mysterious opening caught on camera on the Red Planet – could this be a gateway to a base on Mars? A UFO appears to invade an Amazon village and leaves a trail of victims – and an unidentified craft gate-crashes the Queen's Jubilee celebration.
Journey into the heart of Sasquatch Country with Todd Standing ("Survivor man Bigfoot"). Experience three incredible days in the field with bigfoot researchers and experts as they encounter a real life Sasquatch.
In South Dakota, a security officer is visited by an unearthly presence at a nuclear launch site, knocking him unconscious. When he wakes, he has inexplicably travelled miles from the site. Was it a UFO?
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