  |
Highway History - http://www.fhwa.dot.gov/infrastructure/history.htm
United States Federal Highway Administration page with a collection of various auto trail, U.S. highway, and Interstates histories, some from older FHWA publications, as well as other related information. |
  |
Old Spanish Trail Centennial - http://www.oldspanishtrailcentennial.com/
Organization involved in preparing the 2029 celebration of the auto trail. Includes history and travel log scans of the route. |
  |
El Camino Real International Heritage Center - http://www.elcaminoreal.org/
Includes information about the El Camino Real de Tierra Adentro National Historic Trail, which traverses the country of Mexico and the U.S. state of New Mexico. |
  |
Great Platte River Road Archway Monument - http://www.archway.org/
Structure built over I-80 in Nebraska, U.S., commemorating the old wagon trail. Virtual tour included. |
  |
National Road Association of Illinois - http://www.nationalroad.org/
Organization focused on promoting the history of the first byway going west across America, currently known as U.S. Route 40. Includes history of the road, stories, membership details, and contacts. |
  |
Dixie Highway - http://www.us-highways.com/dixiehwy.htm
Guide to this eastern U.S. highway system of the early 1900s. |
  |
Interregional Highways - http://www.roadfan.com/intreg.html
Early plans for systems in the United States, some implemented, some not. |
  |
Historic Columbia River Highway - http://www.columbiariverhighway.com/
Site covering the routing in Oregon, U.S. along the river in the general location of modern US 30 and Interstate 84. Includes activity information, pictures, postcards and ephemera scans. |
  |
Roadsidephotos.sabr.org - http://roadsidephotos.sabr.org/
Contains information about U.S. 66 and the Lincoln Highway, including maps. |
  |
On the Trail of the Named Highways from Chicago to the Southwest - http://windycityroadwarrior.com/Stories/Pontiac_Trail.html
Gives descriptions of these auto trails with specific mention of the Pontiac Trail. |
  |
Historic Auto Trails of Massachusetts - http://www.muddyriverpress.com/historicauto.html
History and photographs from the ones in the western part of the state and nearby areas. |
  |
Via Egnatia - http://www.viaegnatia.net/
Ancient Roman Road through the Balkan Peninsula of Europe. Includes map, links, and news. |
  |
The Dixie Highway of North Georgia - http://www.dixiehighway.org/
Tourism project for Cobb, Bartow, Gordon, Whitfield and Catoosa Counties in the U.S. state. Features history and maps. |
  |
Drive the Old Spanish Trail - http://www.drivetheost.com/
Contains history about and photographs of the former auto trail running along the southern tier of the U.S. |
  |
White Pole Road Development Corporation - http://www.whitepoleroad.com/
Includes history of this Iowa, U.S., auto trail. |