Off The Rails: Returning customer Mark Bassett brings in a late 1800s railway velocipede, so Rick attempts to turn this wreck on wheels into a museum-quality marvel. (S7, ep 12)
Boy Meets Whirl: Minds spin when a custom made car from a 1940s carnival ride arrives for restoration. Plus, a regular client brings in a remarkable Schwinn bicycle. (S7, ep 11)
Sparks Will Fly: Rick bids to turn a ramshackle ride into wheels of dreams when a 1963 Simplex Sportsman Shriner's bike turns up. Plus, Ron agrees to a controversial deal. (S7, ep 10)
The Genius Factor: History's greatest geniuses have often said their ideas came from visions or hallucinations. But could they have come from aliens? Experts investigate. (S7, ep 5)
Aliens Among Us: Are we being watched by otherworldly beings? Experts make surprising discoveries as they explore the ancient past for evidence of alien overseers. (S7, ep 4)
Forbidden Caves: Could Earth's deepest caves hide secret conduits to other worlds? Or harbour evidence that aliens once visited our planet? Experts investigate. (S7, ep 3)
Alien Resurrections: Ancient alien theorists delve into the incredible stories of people who claim they mingled with celestial beings while they were on the brink of death. (S7, ep 2)
Mysteries Of The Sphinx: Theorists offer compelling evidence suggesting that the ancient monolith thought to depict Egyptian pharaoh Khafra once represented an alien being. (S7, ep 1)
The Alien Agenda: Ancient alien theorists investigate evidence suggesting that extraterrestrials have played a pivotal role in the progress of mankind. (S7, ep 12)
Hidden Pyramids: Experts investigate ancient man's apparent obsession with building pyramids, and whether extra-terrestrials may have helped with their construction. (S7, ep 11)