Travel Route 66 (U.S. National Park Service)
National Park Service Government organization
5. Demise and Resurgence of Interest in Route 66 (U.S. National Park Service )
Visit - Travel Route 66 (U.S. National Park Service)
Route 66 St Louis Route 66 Attractions Map
The Ultimate Route 66 Road Trip Guide - The Planet D
Route 66 road trip guide with interactive maps - Roadtrippers
Route 66 across Arizona, travel guide and trip planner, with stops in Winslow, Flagstaff, Seligman, Kingman and Oatman, with photos, hotels, things to see
10 Amazing National Parks Along Route 66 - The National Parks Experience
Learn About Route 66 - National Trails Office - Regions 6, 7, 8 (U.S. National Park Service)
1. Route 66 Overview (U.S. National Park Service)
The Route 66 Oral History Office
Route 66 National Park Road Trip Itinerary - Parks & Trips
Everglades National Park