Atlantis is one of the most famous disappearances of all time. After thousands of years, state-of-the-art technology might finally be able to crack this ancient mystery. And after nine hikers die in a gruesome cold case, new science provides a hot lead.
After a huge cargo ship suddenly vanishes with 27 crew members on board, new evidence suggests the culprit may be a mythical rogue wave. And could recently discovered evidence prove the existence of a ghost ship in the Californian desert?
New technology reveals lost cities in inhospitable jungle; researchers wonder if the mythical city of El Dorado could be the next discovery; after a crystal is found on a shipwreck, experts believe it could prove how the Vikings discovered America.
The Roanoke colony vanishes without a trace, and centuries later, it remains one of history's greatest unsolved mysteries; but new evidence might at last reveal its fate; after a man is swallowed by earth, experts wonder if a sinkhole is to blame.
After five planes vanish in the Bermuda Triangle, new science suggests a strange geological force is responsible; satellites reveal lost tribes living in the Amazon jungle, but some civilizations remain missing, stumping experts.
In 2009, an Air France flight goes missing, and investigators discover this tragedy could happen again; after a huge area of Siberian forest is destroyed, investigators race to find the culprit; new evidence might solve this century-old mystery.
