British archaeologist, Wayne Dixon, discovered mysterious artifacts inside the Great Pyramid of Khufu’s lower Northern shaft. One artifact, a small wooden piece, vanished, posing questions as it could have dated prior attempts to access the pyramid. Dixon’s other find, a grappling hook, matched markings in the shaft, suggesting past explorers’ efforts to reach a hidden chamber above. Despite the common belief that pyramids were tombs, no mummies or significant burial artifacts were ever discovered inside. The only reference to the Great Pyramid as Khufu’s tomb is based on limited evidence from an interior chamber.

In 1995, Mike Markham tried building a time machine in his Missouri home. The machine produced a heat anomaly, which, when tested with a metal screw, showed peculiar behavior. Funding allowed Markham to develop a stronger device. He became popular, discussing his invention in media appearances. However, in 1997, Markham vanished, sparking theories about his fate and the reality of time travel.

Hatusa, a site rich with ancient ruins, offers intriguing evidence of past civilizations. Known for its rampart, tunnels, and unique construction techniques, the site’s creators remain a mystery. Many speculate these were the works of a lost civilization with advanced construction capabilities.
The Tower of Babel’s existence is still debated, even with recent discoveries like a brick stamped with King Nebuchadnezzar II’s seal. This piece suggests the tower might have indeed existed, though its location is disputed.

Lastly, the Liangzhu culture of China, known for its advancements, mysteriously disappeared around 4,300 years ago. While its rapid decline is speculated to have been due to flooding, definitive evidence remains elusive.
