The Nautilus is a submarine privately owned by Helen Magnus. It was named after the eponymous vessel from the novel 20,000 Leagues Under the Seas by French author Jules Verne, whom Magnus knew personally.
History[]
Season 1[]
 The Nautilus in the Bermuda Triangle. Helen Magnus and Will Zimmerman used it to travel to the Bermuda Triangle to investigate the loss of contact with the merfolk. They later discover that an undersea parasite that infested their brains had caused the peaceful species to tear each other apart. |
Notes[]
- Production: The set for the submarine was the reused/repurposed set used previously as the crashed airplane seen in Episode 1x05 - "Kush".