Congress designated Highway 20 as a federal highway in 1926. The result of this was the evolution of Highway 20 as the most important road traversing northern I

US Highway 20 was designated a federal highway in 1926. For the first half of the 20th century, it was the most important east-west road across northern Iowa, e

From southern Cook County to the Mississippi River, the Lincoln Highway meanders through many of Chicago's suburbs before heading west through Illinois's fertil