Great Lakes : Illinois, Indiana, Ohio, Michigan, Wisconsin, and Minnesota (National Geographic's Driving Guides to America)

Great Lakes Travel Reference Map 1:1,000,000

National Geographic Driving Guide to America, Rockies (NG Driving Guides)

Southwest : Utah, Arizona, and New Mexico (National Geographic's Driving Guides to America)

Pacific Northwest : Oregon, Washington, and Alaska (National Geographic's Driving Guides to America)

The Heartland: Missouri, Kansas, Nebraska, Iowa, South Dakota, and North Dakota (National Geographic's Driving Guides to America)

Around the Shores of Lake Michigan: A Guide to Historic Sites

New England : Maine, New Hampshire, Vermont, Massachusetts, Rhode Island, and Connecticut (National Geographic's Driving Guides to America)

Lonely Planet Great Lakes

National Geographic Guide to Scenic Highways and Byways, 4th Edition: The 300 Best Drives in the U.S.