§ 342-i. Portion of state highway system to be designated and known as the "Olympic Trail". All that portion of the state highway system beginning at the intersection of route one hundred eighty and route three, continuing east on route three through Watertown to Deferiet; continuing east from Deferiet on route three-A to Fargo; continuing northeast from Fargo on route three through Natural Bridge, Harrisville, Fine, Star Lake, and Cranberry Lake to Tupper Lake; continuing northeast from Tupper Lake on route three to Saranac Lake; continuing east on route eighty-six from Saranac Lake through Ray Brook, Lake Placid, and Jay; continuing northeast from Jay on route nine-N terminating at route nine in Keeseville.