U.S. Route 101
The nearly highway's northern terminus is in Tumwater, Washington: the route remains along the Olympic Peninsula's coastal perimeter west, north, and east; the northernmost point on the highway is in Port Angeles. The southern terminus of US 101 is in Los Angeles at the East Los Angeles Interchange, the world's busiest freeway interchange.
U.S. Route 441
U.S. Route 441 is a spur route of U.S. Route 41. It runs for 939 miles (1,511 km) from U.S. Route 41 in Miami, Florida to U.S. Route 25W in Rocky Top, Tennessee. Between its termini, US 441 passes through the states of Florida, Georgia, North Carolina and Tennessee. The route acts as a connector between several major urban areas, including Miami, Orlando, Ocala, Gainesville, Athens and Knoxville. It also crosses the Great Smoky Mountains National Park, where it meets the southwestern end of the Blue Ridge Parkway, and where no trucks or other commercial traffic are allowed.