Features of the Marvel UniverseThe comic book stories published by Marvel Comics since the 1940s have featured several noteworthy concepts besides its fictional characters, such as unique places and artifacts. There follows a list of those features. Certain places feature prominently in the Marvel Universe, some real-life, others fictional and unique to the setting; fictional places may appear in conjunction with, or even within, real-world locales. Many Marvel Comics stories are set in New York City, where the publishing company is based.
Hydra (comics)Hydra (often capitalized as HYDRA) is a fictional terrorist organization appearing in American comic books published by Marvel Comics. Its name alludes to the mythical Lernaean Hydra, as does its motto: "If a head is cut off, two more shall take its place," proclaiming the group's resilience and growing strength in the face of resistance. Originally a Nazi organization led by the Red Skull during World War II, Hydra is taken over and turned into a neo-Nazi international crime syndicate by Baron Wolfgang von Strucker.
Marvel UniverseThe Marvel Universe is a fictional shared universe where the stories in most American comic book titles and other media published by Marvel Comics take place. Super-teams such as the Avengers, the X-Men, the Fantastic Four, the Guardians of the Galaxy, and many Marvel superheroes live in this universe, including characters such as Spider-Man, Captain America, Iron Man, Thor, the Hulk, Ant-Man, the Wasp, Wolverine, Black Panther, Doctor Strange, Daredevil, and Captain Marvel, Blade, Black Widow, Hawkeye, among numerous others.