MysteryX HD Monday

Animal spectacles witnessed from high above the Earth. Examples include a whirling herd of northern nomads and undersea behemoths showing off in the Pacific shallows

In 1979, Maurice Bishop took control of Grenada. Four years later, he was assassinated as October 1983 saw the US invasion of the country in a bid to stifle communism

Some people predict that a cataclysmic event will soon spell the end of the human race. This programme examines if there is a way to survive if disaster struck

A look at the advanced technology the US military is using, from flying saucers to killer drones

Experts investigate whether Betty and Barney Hill really were abducted by aliens. They also explore the mystery of The Mothman, and Travis Walton's disappearance

Experts investigate why so many UFO sightings take place in Los Angeles, and believe the answer may lie underwater

The notion that aliens may have intervened in the construction of ancient landmarks, explaining their extraordinary longevity

The detection of an alien probe known as the 'Black Knight'. it was first sighted by Nicola Tesla in 1899 and then possibly again in 1998 by Astronauts

The events of 2017, when astronomers at the Pan-STARRS observatory saw an object they named Oumuamua, the very first observed visitor from interstellar space

Recounting an instance when an Australian rancher went to check what was frightening his herd. He spotted a large UFO, which then sped off into the distance

A hitchhiker spots a pattern of lights and is terrified when they seem to attack him. A sighting in France becomes one of the most investigated cases in UFO history

A look at burials, funerary remains and relics from age old death rituals, to shed new light on the secrets of ancient civilisations

The hunt for the truth about arguably the most famous lost treasure of all time - did the Ark of the Covenant really exist?

A look at perplexing and unusual objects lying hidden away in museums, laboratories and storage rooms

Animal spectacles witnessed from high above the Earth. Examples include a whirling herd of northern nomads and undersea behemoths showing off in the Pacific shallows

In 1979, Maurice Bishop took control of Grenada. Four years later, he was assassinated as October 1983 saw the US invasion of the country in a bid to stifle communism

Some people predict that a cataclysmic event will soon spell the end of the human race. This programme examines if there is a way to survive if disaster struck

A look at the advanced technology the US military is using, from flying saucers to killer drones

Experts investigate whether Betty and Barney Hill really were abducted by aliens. They also explore the mystery of The Mothman, and Travis Walton's disappearance

The most stunning relic in Hamilton and Carl's collection - the black obsidian chalice - is examined. The pair then head to Portugal to hunt for clues about the chalice

Part one of two. The true history of the lost city of Ramses the Great, one of the most emblematic pharaohs of Ancient Egypt

Part two of two. The team of archaeologists continues its search for the truth about Ramses the Great's lost city, uncovering new secrets and fascinating finds

Experts investigate why so many UFO sightings take place in Los Angeles, and believe the answer may lie underwater

Encounters by US Presidents with Unidentified Aerial Phenomenas and the suggestion that there is already an agreement in place between world leaders and intelligent alien life

The detection of an alien probe known as the 'Black Knight'. it was first sighted by Nicola Tesla in 1899 and then possibly again in 1998 by Astronauts

The most stunning relic in Hamilton and Carl's collection - the black obsidian chalice - is examined. The pair then head to Portugal to hunt for clues about the chalice

Recounting an instance when an Australian rancher went to check what was frightening his herd. He spotted a large UFO, which then sped off into the distance

A hitchhiker spots a pattern of lights and is terrified when they seem to attack him. A sighting in France becomes one of the most investigated cases in UFO history

Prince Arthur of Brittany, who was subjected to the injustice of his bad uncle, John Plantagenet, the usurper of his throne and crown of England

The hunt for the truth about arguably the most famous lost treasure of all time - did the Ark of the Covenant really exist?