But consider this: More than half of traveling families will vacation by car this year, AAA reported, as they explore America. For this we must thank President Eisenhower (with a tip of the hat to his predecessors) for this amazing grid of roadways. The interstate highway system is the mother of Road Trip 2.0, which means the big roads often do the work of getting us to the two-lanes of blacktop where the adventure begins.

Source: Los Angeles Times May 19, 2019 12:22 UTC