Chicago, the nation’s third-largest city, is currently being rediscovered for its architecture, foodie culture, many festivals, and access to beautiful blue water. * One author, 260 research hours, 37 microbrews tasted * Expanded coverage of Chicago’s culinary scene, from deep-dish pizza to molecular gastronomy * Itinerary Builder helps you choose your own adventure, from theater-going to retail therapy * New index of sustainable travel listings to help you travel green