Originally Posted by
mhnadel
Correction: the organizers have announced that the parade will go on.
Lots of other things to do will be closed, e.g. the Smithsonian museums, National Parks, Ford's Theatre (except for the walking tours that are put on by a private foundation). And there will be no trash collection in the District, which could make things unpleasant.
You could go to Newseum, the Corcoran, the Spy Museum, etc.
You'll have to pay for them - but that is no different than most other cities...