: 1407 Greymalkin Lane, Salem Center, Westchester County, New York ,
About 30 km north of New York City.
: Built on a land in the Xavier family for generations, the original mansion was
built by one of the family founders, a Dutch Sea captain, on the shores of
Professor Xavier converted it into his school for Gifted Youngsters, ex-cavating
the sub-basement as special training facilities for his mutant charges. These
Facilities were originally modest, funded in part by Moira MacTaggart and the
FBI, but with the increased abilities of the X-Men teams and their allies, soon
became a state-of-the-art complex.
After Major damage to the complex, it was rebuilt with the aid of alien (Shi'ar)
technology, giving it a level of capability an order of magnitude greater than