In Pixar's Cars, U.S. Route 66 inspired Radiator Springs and its disappearing desert-town setting.
Pixar artists and filmmakers researched Route 66 to understand its landscapes, roadside architecture, and communities. The historic highway once linked Chicago and Santa Monica, carrying travelers across the United States before newer interstate routes diverted much of its traffic. That change is central to Radiator Springs' fictional history.
The film turns real roadside experiences into a world inhabited by vehicles. Its landmarks combine visual ideas from places along Route 66, including distinctive rock formations, diners, motels, and old service stations. The result is a setting that feels specifically American without representing one exact town.
Route 66 is often called the “Mother Road,” a nickname associated with its place in American travel culture. Cars helped renew popular interest in Route 66, but Radiator Springs itself remains fictional rather than a renamed real community.