Pennsylvania Route 1, also known as the Lincoln Highway, is a major highway that runs across the state of Pennsylvania. It stretches approximately 90 miles, connecting the city of Philadelphia in the southeast to the town of Mason-Dixon Line in the southwest. The route serves as an important corridor for both local and regional traffic. Originally part of the first coast-to-coast highway in the United States, Pennsylvania Route 1 features a mix of urban and rural landscapes. It passes through several towns and communities, providing access to various attractions, businesses, and residential areas along its path.