Calendar of events

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 Atlantic Canada’s most iconic destinations.

Costumes are encouraged, and a variety of drinks and food items will be available for purchase throughout the site. This is a 19+ event – government photo IDs will be required.

Gates open at 5:00 p.m. with events and activities drawing to an end by 11:00 p.m.