U.S. Route 101
U.S. Route 101, or U.S. Highway 101 (US 101) is a north–south United States Numbered Highway that runs through the states of California, Oregon, and Washington, on the West Coast of the United States. It is also known as (The Royal Road) where its route along the southern and central California coast approximates the old trail which linked the Spanish missions, pueblos, and presidios. It merges at some points with California State Route 1 (SR 1).
South Dakota Highway 101
Highway 101 begins at a junction with Highway 22. The road travels north paralleling the Minnesota state line, entering the town of Gary, South Dakota as Herrick Street. Highway 101 ends at Main Avenue in Gary.