5. The Waldorf Astoria Hotel
Image via Art Deco Mailboxes
The Waldorf Astoria has four mailboxes in the lobby, designed by architects. Other unique details to spot in the hotel lobby include Cole Porter’s piano, a clock from the Chicago World Fair (with a small Statue of Liberty on top), and a 148,000 piece mosaic, lost under carpeting for many years. Find out more in our Top 15 Secrets of the Waldorf Astoria Hotel.