When we do good - we all rise.

By choosing to support O Museum in The Mansion, you're not just donating; you're partnering with us in a movement to cultivate understanding and appreciation through the arts. Stand with us, as we build a legacy of change and make a lasting impact on the hearts and minds of all who journey through our doors. Your gift is more than a donation - it's a spark that lights the way for a brighter, more equitable future.

When you become part of the Secret Door Society you won't just be having a great time - you will be providing the support necessary to share and preserve our programs and evolving collections.

NOTE: All benefits are effective for one year. hotel discounts are not included.

Secret Door Society benefits listed below for one person.

  • Free admission for Secret Door Society card member — all year long
  • 10% discount on museum branded merchandise
  • Advance notice for intimate concerts, special events, & author talks
  • When you become part of Secret Door Society, you won’t just be having a great time — you will be providing the support necessary to share and preserve our programs and evolving collections

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Order Summary

NOTE: This is a non-refundable transaction. Minimum time need 45 minutes, maximum tour time 2 hours. Each visit promises access to at least 60 legendary rooms and 32 concealed passages. Which rooms and which secret doors change daily, as we have 112 rooms and nearly 90 secret doors! Discovering 3 secret doors makes you an above-average sleuth. It's your challenge to find and conquer!

Would you like to round up $ to support our arts & social justice programs? yes!

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Payment Terms

I authorize O Street Museum Foundation, 2020 O Street, N.W., Washington, D.C. to run my credit card, in the amount entered on this electronic form, and request my bank release these funds to the merchant processing bank.

Accounts due on delivery. A finance charge of 1.5% per month (18% annual percentage rate) will be charged on overdue accounts. should your balance become overdue, you shall be liable for all costs, including, reasonable attorney's fees, which may be incurred by H.H. Leonards Associates, Inc., trading as The Mansion on O Street, in collecting the outstanding balance on your account. Membership dues & functions are not tax deductible. This deposit is non-refundable and non-transferable. Liability: If you send in this electronic form, you agree that H.H. Leonards, 2020 O Street Corporation, O Street Museum Foundation, The Mansion on O Street and H.H. Leonards Associates (hereinafter all "HHL") and its agents shall not be liable for any personal injury or property damage incurred by you and/or your guests (hereinafter "you") at The Mansion or while coming or going from The Mansion. You shall hold HHL harmless for any and all claims arising by reason of the use of The Mansion, including but not limited to alcohol consumption.

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