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#1 for meetings and events in the world — event mb
top five historic venues to explore — in the world — smithsonian.com

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Lots of fun for our group. Spent about 2 hours here.

— Patrick Kahn - US

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This place is so cool! It is a hidden gem in DC and we'll worth find. Ittaks hours to wander through and find doors as well as just take it all in.

— Denise Cabana

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My family (6 adults) loved looking for hidden doors at the O Museum in the Mansion. It was a lot of fun!

— Hope Hart

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— Kevin Weeden
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