10 Great Walking Tours Through the Most Colorful Neighborhoods in Chicago Follow Frommer's for an up-close-and-personal look at Chicago. Discover the landmark architecture, ethnic neighborhoods, historic homes, and spectacular lakefront that make the Second City second to none. LET FROMMER'S TAKE YOU TO: The Loop, an open-air showroom of architectural innovation and contemporary sculpture, from the Sears Tower to works by Picasso, Calder, and Miro The Magnificent Mile, lined with sleek skyscrapers and elegant shopping centers The glittering Gold Coast, a tree-shaded stretch of historic homes along Lake Michigan Oak Park, home to Frank Lloyd Wright's early architectural achievements With easy-to-use directions and maps-and the best places to take a break along the way