BLAZE

A satanic symbol that points to an army of the dead in Siberia; a massive stone giant in a remote desert; evidence of a Russian doomsday device right on America's doorstep; cutting-edge technology helps experts answer sinister mysteries from space.

Zombie reindeer haunting the mountains of Norway; strange circles in the sand by a secret U.S. military base; a giant streak in the Arctic pointing towards alien life; cutting-edge technology helps experts answer these sinister mysteries from space.

A fleet of sunken ships that point to ghosts, cannibals, and bloodshed in early America; strange arctic holes that NASA can't explain; near Area 51, mysterious alien structures straight out of Star Wars.

One of World War II's greatest unsolved mysteries: an incomparable work of art worth half a billion dollars, lost without a trace. Perhaps the single most valuable object the Nazis ever stole, the quest for this treasure has lasted over 75 years.

As the Cold War ramps up, a well-dressed man is found dead within miles of a nuclear testing site on a tranquil Australian beach. There are no clues to his identity, or what could have happened.

It's a treasure coveted by everyone from Roman Emperors to Adolf Hitler - a sacred object said to hold incredible powers of healing, resurrection and immortality. It may be the world's most sought-after relic, but what is the Holy Grail?

The Nazi invaders of Alderney followed Hitler's orders and utilised more than 5,000 slave labourers to build a series of protective fortifications.

Explore the covert operations and secret missions of revolutionaries in the Greek War of Independence against the Ottoman Empire between 1821 and 1829.