In 1927, on the northeast corner of Cherokee and Iowa Streets in south St. Louis, a multistory, multipurpose building was erected. Retail shops and a bowling alley occupied the first floor, while upstairs was a place that defied the imagination of someone driving by in their brand new Model T Ford. Today, that upstairs space, with its lofty ceiling, huge maple tongue-in-groove dance floor, and wraparound balcony, is the Casa Loma Ballroom--St. Louis'...