Diefenbunker staff, volunteers, Board members, alumni, founding members, and community supporters gather for a night of reflection and rediscovery in celebration of the Diefenbunker's 25th anniversary in June 2023.

Support the Diefenbunker

The Diefenbunker values connections with its communities and we welcome opportunities for meaningful collaboration.

Operating year-round as an independent charitable organization, the Diefenbunker is preserving important Canadian Cold War stories and artifacts. We value the history that happened here and offer a unique platform to understand our past, for present and future generations to strive to build a more peaceful future.

Your support is crucial so that we can continue to inform and inspire through lessons learned from the Cold War.

Become a donor

Please consider supporting the Diefenbunker with a one-time, monthly, or annual gift.

The Diefenbunker is unique in that it is both a museum and an artifact. As we continue to improve our facility and engage in new programming, every dollar we receive helps us to preserve this window into the past and to keep our blast doors open for visitors.

Become a Member

Experience all we have to offer underground, time after time.

Receive unlimited general admission to the museum for a whole year, along with unique benefits that include year-round discounts on Diefenbunker events, programs, and merchandise, exclusive invitations, and more.

You will also be contributing to our efforts to increase understanding of a critical period in recent world history and to preserve Canada’s most significant Cold War artifact for future generations.

Become a volunteer

Be part of a team that preserves and promotes history.

Join a group of dedicated volunteers! If you’re interested in sharing your skills and experience to support our museum events or operations, we would love to hear from you. We welcome volunteers for special events, tours, facility maintenance, collections, exhibitions, fundraising, and more.

Purchase an Annual Pass

History repeats itself when you buy an Annual Pass.

With unlimited general admission to the museum for a whole year, you can immerse yourself in stories and artifacts of the past and explore the Diefenbunker’s underground secrets year-round. You will also receive announcements on upcoming Diefenbunker activities and opportunities.

Become a sponsor

Sponsorships of our annual special events provide local organizations and businesses the opportunity to be at the forefront of important, engaging, and educational community-oriented initiatives hosted by the museum. The financial contributions of sponsors enable us to continue offering our unique array of public events and programs for new and diverse audiences.

Please contact us to tailor a sponsorship package that fulfills your objectives.

Provide gifts or services in kind

As a charitable organization, the Diefenbunker can issue income tax receipts for the fair market value of gifts in kind (e.g., artifacts, technology, software, glassware, paint) or professional services in kind (e.g., consulting, engineering, marketing).

Please contact us to arrange an opportunity.

Words from our supporters

A wonderful museum with critical national history.

David N., GoFundMe Campaign Donor

I donated because the Diefenbunker is my favourite historical building in the National Capital Region. I love wandering through the hallways that have preserved in the past.

Jenn W., GoFundMe Campaign Donor

It’s like unlocking a new level in your favourite video game.

Elise, Machine Room Project Donor

Thanks for keeping this museum in a condition that keeps it open to the public.

Les O., Donor and Former Volunteer

Thank you for preserving our amazing history! I hope to visit again soon!

Justin N., Donor

Descend into history

Immerse yourself in stories and artifacts from the past. This four-storey underground bunker is now a museum and national historic site preserving Canada's Cold War history.

Whether you're a history buff, nostalgic about the Cold War era, or looking for a unique family outing, the Diefenbunker offers an unforgettable experience. Journey into the past and discover the underground secrets of the Diefenbunker.