The lobby features enormous marble Corinthian columns, barrel vaulted ceilings, and colorful murals by Jules Guerin.The 289 foot (88 meters)[4] tall building was designed by the firm of Graham, Anderson, Probst & White, who were also responsible for the design of the Terminal Tower.

The building features a rooftop ticket lobby and waiting room designed for dirigible flights to New York and Chicago; the roof was never utilized because of the high winds from Lake Erie.

[9] In June 2015, Terry Coyne, a commercial real estate broker from Newmark, negotiated the sale to Hudson Holdings LLC for $22 million.

[10] Hudson began a $280 million renovation of the building which will feature 550 apartments, a 300-room, high-end hotel, 200,000 square feet of retail, a banquet hall, conference space, and a lobby open to the public.

[11] Millennia announced in November 2018 that project would henceforth be known as The Centennial,[1] and that the company would spend roughly $270 million renovating the structure.