The main concourse boasts a hidden staircase that’s used by Grand Central employees. You can see the brass cylinder that conceals the steel steps in the center of the information booth. อ่านเพิ่มเติม
Ride vintage wooden escalators dating back to 1902. Look for them on the Broadway side of the shop between the eighth and ninth floors. อ่านเพิ่มเติม
Your request for a book used to be shot throughout the building via giant brass pneumatic tubes. Now obsolete, the pipes can still be viewed at the clerk’s desk in the third-floor catalog room. อ่านเพิ่มเติม