- Travel (U.S. National Service)
- U.S. Route 66 -
- 1. Route 66 Overview (U.S. National Service)
- The highlights Route 66 | Audley Travel US
- 2. The Origins of 66 (U.S. National Park Service)
- ARIZONA'S RT. 66 -
- Historic Route from Above | Geological Survey
- Historic Route 66 from Chicago to L.A. - ROAD USA
- 66 | Construction, Popular & | Britannica
- Driving Route Through California ROAD TRIP USA
- Historical Icons Route 66 Map - Legendary 66
- U.S. 66 in Illinois
- Tracing the of Historic Route 66, Just Chicago InsideHook
- Historic Route 66 – A look into Arizona's Route 66
- Route maps in each state, interactive Route 66 segment maps, Route 66 city maps
- America's famed Route 66 put on list of 11 endangered historic places US news | The Guardian
- Historic Route 66 Map Zip Pouch by Kevin - Art America
- The Historic Route Motel
- Route maps in each state, interactive Route 66 segment maps, Route 66 city maps
- 8 Things You May Know About 66 | HISTORY
- Route maps in each state, interactive Route 66 segment maps, Route 66 city maps
- is Route 66?
- Route "66" The Mother Road - Back Time - General Highway Highway History - Federal Highway Administration