Every evening during the summer of 1978, a team of carpenters secretly entered the newly constructed Citicorp Center skyscraper in midtown Manhattan after business hours. Their work transformed the building’s interior in ways that went unnoticed by the public, revealing an unusual and deliberate design choice. The project’s secrecy and the scale of the structure made the modifications a subject of curiosity and speculation. Details about their exact purpose remain shrouded in the building’s history, leaving room for intrigue about the tower’s hidden features.
EVERY EVENING IN the summer of 1978, after the office workers left Citicorp Center, the carpenters arrived. They entered the 59-story tower on Lexington Avenue at 53rd Street in midtown Manhattan and ...