Live on today’s radio segment ‘What’s That Building,’ WBEZ explored the design of 800 Fulton Market in Chicago’s West Loop.

“The braces aren’t there only as visual catnip for Instagrammers. They make the architectural concept of the building work, said Julie Michiels, a design director at SOM who led the interior work.” Learn more about the building’s iconic high-wasted x-braces, and what writer Dennis Rodkin calls “one of the most wonderful lobbies you can find.”