History and photographs from the ones in the western part of the state and nearby areas.

Description and photos of former US 80 through California and Arizona including the old plank road.

Includes some historic photographs and details about this route's former routing in the state, now supplanted primarily by US-127 and Interstate 69.

Activity page containing articles and links regarding this U.S. road, now mostly US 40. Part of an educational website about Abraham Lincoln.

Contains various graphics and photographs of examples from the time period such as map covers, postcards, and signs.

Guide to this eastern U.S. highway system of the early 1900s.

Contains articles on Northwest Indiana, U.S., roads such as the Dunes Highway, the Chicago-Detroit Post Road, and the Lincoln Highway. Includes maps.