O Museum In The Mansion

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2020 O St NW
Washington, DC 20036
Named “The Coolest Place in DC”, O Museum In The Mansion has over 100 rooms and 70 secret doors to explore. We inspire creativity, diversity, and imagination through the fusion of the arts, science, and sports. One of the most unique museums in the world — we have been featured in books, magazines & TV — including the Travel Channel’s “Mega Mansions” and National Geographic's Traveler magazine.

Reviews

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4.0131 reviews
Photo of DadLife1
Good time.
11/3/2024

I was really surprised how much I enjoyed my visit. We chose this option thinking my eight year old ...

Photo of Sofía C
Feels like a scam
10/20/2024

I don’t usually write reviews, but I am an art history student that frequently visits museums. I tho...

Photo of Dream22447837028
O we made it out alive!
9/25/2024

An eclectic collector's dream! Like a high end pawn shop joined with the Sunday neighborhood yard s...

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