This green guide to the Midwest states offers travelers fun and innovative places to visit--all with an environmentally conscious approach. Restaurants, lodging, festivals, parks, tours, farms, museums, nature centers, factories, shops, wilderness areas, retreats, and more are included in this guide, from the National Mississippi River Aquarium in Dubuque, Iowa, to the Heartland Spa (in a former dairy barn!) in Gilman, Illinois. Intrepid traveler Mary Bergin covers Illinois, Iowa, Michigan, Minnesota, and Wisconsin, plus a few cool places to visit in Indianapolis, Kansas City, St. Louis, and Nebraska City.