The central entrance on Broadway led to the offices, while the ornate arched entrance on the south end of the Broadway elevation led to the Paramount Theatre. The interior of the theater was decorated with French detailing. The arch connected to a domed rotunda measuring  tall, supported by veined-marble columns on black-and-gold bases. A "Hall of Nations" was just past the rotunda. The Hall of Nations had rocks from 37 countries, accompanied by explanatory plaques, as well as a bust of Thomas Edison. Past that was a grand hall, which was modeled on the Versailles chapel and measured  long by  wide. The hall's design features were also inspired by that of the Paris Opera House's foyer, with white marble columns, balustrades, and a grand staircase flanking the hallway. The vaulted ceiling rose to a height of  and had a mural of the Sun King. Elevators connected with the Paramount Theatre's mezzanine levels and with a basement lounge. An enormous crystal chandelier was hung from the hall.