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.
Vermont Route 101
VT 101 begins at an intersection with VT 100 in the unincorporated village of Troy in the town of Troy. The two-lane highway heads north between the western town line and the Missisquoi River to the east. VT 101 crosses Bugbee Brook and meets the eastern end of VT 242. Near its northern end, the highway crosses Jay Branch and intersects Vielleux Road, which leads to the River Road Covered Bridge. VT 101 ends at a T-intersection with VT 105, which heads west toward Richford and north toward the incorporated village of North Troy.