Below you can find the St. boniface basilica the oldest cathedral in western canada is in this manitoba capital Jeopardy Words Answer. The answer to St. boniface basilica the oldest cathedral in western canada is in this manitoba capital has 8 letters. This clue belongs to the Canada category and is part of Jeopardy Word Level 1326. If you scroll near the bottom you will find other clues and answers part of level 1326