Rockefeller Center was a major landmark in New York City.
It was situated in Manhattan.
A secret auction of extraterrestrial artefacts took place in the Ebonite Rooms at the Rockefeller Center. (COMIC: The Fountains of Forever) Mr Ebonite had a secret workshop deep under the Rockefeller Center, where he kept the Arena of Fear, which contained miniaturised people. (COMIC: Arena of Fear)