World's Greatest Mysteries

Spontaneous human combustion: Human bodies suddenly bursting into flame without any apparent heat source. This television program examines whether spontaneous human combustion is physically possible or is it nothing more than an urban legend.

Untouched for 3,300 years the opening of King Tutankhamen’s tomb in 1922 created a worldwide interest in ancient Egypt that still exists. There is also, as this program explores the still unexplained deaths of many of the researchers who opened the tomb.

The September 11, 2001 attacks impacted American society like no event since Pearl Harbor. This program examines the heroes who emerged amidst the horror of 9-11 and shows the selflessness of everyday men and women under the most adverse conditions.

The sophisticated Inca civilization thrived for three centuries, had a powerful and dominate military and advanced architectural, mathematical, medical, and astronomical skills. How did Spain’s Francisco Pizarro with 168 troops topple this empire in 1532?

Humanity is under attack from the most dangerous insects to ever inhabit Earth. This program examines expert projections that infectious diseases spread by insects could destabilize entire societies and affect worldwide populations for the next 20 years.

Clearly some crop circles are hoaxes. Others are inexplicable, with no evidence of human activity. This program asks why do crops undergo changes at the cellular level and what are the strange lights seen over the fields where crop circles are found?

The Pyramids of Egypt are among the largest structures ever built. Archeologists and researchers have determined ancient Egypt lacked the tools and skills required to build the pyramids. So how did the Egyptians build them over four thousand years ago?

Where did the inhabitants of Easter Island come from 1700 years ago? Is the answer hidden in the hieroglyphics found on the island’s legendary ‘talking boards ‘of the islanders Rongorongo language that no scholar has been able to decipher or translate?

What are the dancing lights and flames in the sky documented by Christopher Columbus in the ocean area called the Devil’s Triangle? Where does the green fog come from? What has caused the disappearance of ships and planes? What is fantasy? What is fact?

There have been 9,000 crop circle sightings in the last 30 years globally. Are these increasingly complex designs the result of microwave emissions? Communication from extraterrestrials? A simple hoax? This program examines the possibilities.

This special interviews a man, who, as a teenage science prodigy, was allowed into the Area 51 base. He relates an amazing account of science and engineering far advanced from any known on earth. What is really flying over Area 51?

An asteroid strike? Massive global volcanic eruptions? A worldwide flood? Dinosaurs suddenly became extinct 65 million years ago. The cause of this mass extinction has been extensively studied with no definitive explanation. What really happened?