The grand old Chicago Hilton, a proud member of the Historic Hotels of America, is proceeding with its new look. In an estimated $16 million restoration, interior alterations to about 658 total guest rooms on floors 5, 8, 15, 16, 17, 18, 19, 21, and 22 will uplift the interiors. Renovations to 10 meeting rooms on the 5th floor and new corridor light fixtures will also proceed, according to Chicago.curbed.com.