TV Guide Blaze Saturday

Theorists explore world mythology as they investigate whether extraterrestrials could be responsible for mankind's existence, having visited from other planets with Earth-like characteristics

Crews work around the clock to build the world's largest underwater concrete bed to salvage Italian cruise ship the Costa Concordia. Plus, America's largest shipwreck is ravaged by a fire

Host David Dickinson and the team of antiques experts visit Bradford in West Yorkshire, where they inspect a pair of Russian binoculars, a Lalique bowl and a vintage train set. With Jo Brayshaw, Tim Hogarth and David Hakeney

From military radar to Navy aircraft, sightings of Unidentified Aerial Phenomena have become more frequent of late and even been measured on ever more sophisticated technology. It has led to unprecedented acceptance of alien contact across the globe, including by the US government. What could any such visitors wish to acquire? Are they interested in potential energy stored in the Earth's oceans?

Several US presidents throughout history have described encounters with Unidentified Aerial Phenomenas. Is there already an agreement in place between world leaders and intelligent alien life? And if so, who is keeping that information from the public and why?

Eye-witness accounts and footage, plus expert analysis and innovative special effects show what UFOs might see from their own perspective. Featuring an array of opinions from a very select group of specialists

The truth behind recent caught-on-camera sightings of a dreaded Filipino creature known as the Aswang. Plus, a big bad wolf supposedly stalking the woods of Saskatchewan and the full facts of the night a UFO famously 'appeared' in Montreal

A look at footage captured by campers at a known Bigfoot hot spot, assessing whether it is the latest evidence that Sasquatch really exists. Plus, claims by a man in Australia to have heard the whispers of the dead in an abandoned gold mine and an alleged UFO said to have buzzed a jet airliner above Nevada

Tony Harris and his team look at whether ISS images signify an imminent alien invasion and whether kayakers in Washington encountered a lake monster - or something even worse. Plus, the possibility that rats are joining forces to create a super rat collective

Wife to King Akhenaton, Nefertiti's portrait bust - now located in Berlin - is one of the most well-known ancient sculptures in existence. Nefertiti means 'the beautiful woman has come,' and according to 14th-century BC rumours, she lived up to her name

A look at how the discovery of Tutankhamun's largely intact tomb in 1922 was arguably more significant than his short reign as a pharaoh. He was buried in a golden coffin surrounded by 5,000 priceless treasures, including animal statues, jewellery, clothes, weapons and even toys

During the Middle Ages, the Vikings were infamous for being a bloodthirsty band of seafaring warriors. While much is known about their notorious reputation, historians are still learning surprising new things about this Norse society

A look at a perplexing and unusual metal sphere, just seven-hundredths of an inch across. Under extreme magnification, it shows two holes that have been precision drilled through it. Each one is just four times the width of a human hair

An examination of Colonel Philip Corso's memoirs, published in 1997, detailing his analysis of alleged UFO parts found at the Roswell site. It has been claimed that alien engineering influenced the development of American technology during the 1960s, although there are many who still believe the findings were fabricated