With so many great buildings on Chicago’s lakefront beaches, we continue a summer series for our biweekly "What's That Building?" segment where we explore their history. Next: the history of the South Shore Cultural Center. With its cascading chandeliers, floor-to-ceiling windows, detailed 20th century wallpaper, and doors wide open to neighboring residents, it is truly a palace for the people with a quintessential Chicago beach lying behind it. Our architecture expert tells us more.