Wisconsin Highway 78 is a state highway located in the central part of Wisconsin. It runs approximately 50 miles, connecting the city of Sauk City in the south to the village of Monticello in the north. The highway primarily serves as a route for local traffic and provides access to various communities and scenic areas along the way. The road passes through several towns, including Barneveld and Dodgeville, and offers picturesque views of the surrounding countryside. Wisconsin Highway 78 is also known for its proximity to recreational areas, making it a popular route for outdoor enthusiasts exploring the region.