Definitions for "Ivory Tower"
a state of mind that is discussed as if it were a place; "he lived in the ivory tower of speculation"; "they viewed universities as ivory towers"
The metaphorical dwelling place of those who are detached from the realities of every day life e.g. some academics.
"Ivory Tower" is a popular song written by Jack Fulton and Lois Steele.
Keywords:  tmd, directors, room, train, main
The main control room where the TMD (Train Movement Directors) are based.
Keywords:  hide, don't, want, things, great
a great place to hide the things we don't want others to see