The Woolworth Building is a neo-Gothic skyscraper at 233 Broadway in Lower Manhattan, New York City. It was designed by architect Cass Gilbert for Frank W. Woolworth, it was completed in 1913 and became known as the “Cathedral of Commerce”. At 792 feet (241 meters) tall, it was the tallest building in the world from 1913 to 1930.
 
Interesting facts...
The building’s ornate lobby and facade are decorated with whimsical sculptures and faces—including caricatures of Frank Woolworth, architect Cass Gilbert, and other key figures involved in its construction. These hidden corbels are hard to spot from street level.
During WWII, the building was used for secret government operations, including Manhattan Project payroll and identity management, and even some uranium enrichment work.