TV Guide Blaze Saturday

In 2018, Alaska suffered a powerful earthquake that led to threats of a tsunami. Though the tsunami never occurred, one notable result of the quake was the increase in UFOs observed in the skies. But how does seismic activity link to sightings?

A look at various underground structures, including Derinkuyu, a multi-level underground city in Turkey large enough to have sheltered up to 20,000 people, their animals and food stores and the Longyou Grottoes in China, believed to be over 15,000 years old. Plus, secret tunnels linked to Native American lore of the Ant and Snake People and ancient libraries from a lost civilization

Part one of two. The mystery behind the assassination of US President John F Kennedy in November 1963. His family, his foes, and who may have had motive to conspire to kill. Dr David J Hall unravels the evidence, alongside accounts from those who stood by and experts looking back with new knowledge. A recent document release from the US government also helps debunk the conspiracy, and sort facts from fantasy

Part two of two. The mystery behind the assassination of US President John F Kennedy in November 1963. His family, his foes, and who may have had motive to conspire to kill. Dr David J Hall unravels the evidence, alongside accounts from those who stood by and experts looking back with new knowledge. A recent document release from the US government also helps debunk the conspiracy and sort facts from fantasy

A deserted 'lost' city in the Amazon jungle, a desert fortress made by humanity's most notorious empire, a city of identical castles and a Greek isle's bloody history, as seen from the air