Junction of Highway #460 (The French Ancestors Route) West to town of Stephenville 5 kms. East to highway #1 Trans Canada Highway. The French Ancestors Route, around the Port au Port Peninsula, brings you to such places as Cap St-George, La Grand Terre and L'anse a Canards. The towering cliffs, pebble beaches and the distinctive French culture make this route one of the best on the island. Start / Finish of Highway Travel Guide. -e Junction of Trans Canada Highway #1 to Town of Stephenville Highway #490 gives access to highway #460 which west of Stephenville, is called the French Ancestors Route, around the Port au Port Peninsula, brings you to such places as Cap St-George, La Grand Terre and L'anse a Canards. The towering cliffs, pebble beaches and the distinctive French culture make this route one of the best on the island.