Sinister Soirée: 19+ event

You’re invited to the 6th annual Sinister Soirée! Experience the Fortress of Louisbourg after dark during this 19+ Halloween event. The Sinister Soirée offers a unique evening of history, live music, entertainment, themed tours, tarot readings, costume contests, DJs, dance floors, and pop-up bars. For one night only, explore the fortress from a different perspective in a spooktacular atmosphere. Bigger than ever, the 2026 edition will welcome up to 600 guests for a memorable evening at one of