
Bring your little ones for a day of fun to get into the Halloween spirit.
Come dressed in your favourite costume and explore hidden Halloween surprises in our 100000-square-foot underground bunker that will be decked out for the occasion. Enjoy the fun atmosphere decorations and perfect photo ops as you search throughout the museum to find treats (nut-free!) small prizes crafts and other themed activities.
Thursday October 30 and Friday October 31 2025
9:00 a.m. - 12:30 p.m. each day
$13 per person; Children 5 years old and under are free
Event Venue & Nearby Stays
Diefenbunker: Canada's Cold War Museum, 3929 Carp Rd, Ottawa, ON K0A 1L0, Canada
