Atlantis is a mythological city that was submerged at the bottom of the Atlantic Ocean.
Throughout history, Atlantis became a widely known myth about a city that sunk at the bottom of the ocean. Antoine Triplett asked if Atlantis was the location of the hidden city of extraterrestrial origin that S.H.I.E.L.D. was looking for.
- In the comics, Atlantis is both a continent and its capital city, ruled by Namor.