Tourism project for Cobb, Bartow, Gordon, Whitfield and Catoosa Counties in the U.S. state. Features history and maps.

Guide to the old highway along the northern tier of the United States.

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

A gold-rush trail cutting through the hunting grounds of the Northern Plains Indians in Montana and Wyoming, U.S.

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

Ancient Roman Road through the Balkan Peninsula of Europe. Includes map, links, and news.

Includes history of this Iowa, U.S., auto trail.