I see quite a few videos put together by motorcycle tour companies. This one, by the United Kingdom-based Black Canyon Tours, is one of the best and most enticing I’ve seen. And, yes, Route 66 is part of the company’s itinerary.
https://youtu.be/prOqp25aFeI
Music is “The Last Race,” by Jack Nitzsche. He was a prominent songwriter and producer for more than 40 years.