The E6 Highway is a major road that runs through several countries in Northern Europe, including Norway, Sweden, and Denmark. It is part of the European route network, connecting important cities and regions, facilitating trade and travel across the region. The highway stretches approximately 3,200 kilometers, starting in Helsinki, Finland, and ending in Trelleborg, Sweden. It serves as a vital transportation link, supporting both local and international traffic, and is essential for the economies of the countries it traverses.