What Is The Longest Highway In The U.S.?
The longest highway in the United States is U.S. Route 20 (US 20), which, like the country’s longest interstate, crosses the upper portion of the country. Also like the longest interstate in the U.S. (I-90), Route 20 begins in Boston and actually follows the path of I-90 through the east, winding and curving around and […]




