From 1926 through 1977, Route 66 carried millions of travelers from the shores of Lake Michigan to the Pacific Coast. Americans fell in love with the automobile and made a family tradition of the road trip. On its three different alignments through the capital city of Springfield, Route 66 took motorists around the Illinois State Fairgrounds, past the state capitol, and through Abraham Lincoln's neighborhood. Mom-and-pop motels, gas stations, and...