How far is this hotel from the The National Museum of African American History & Culture?
It's not within walking distance...Uber is very convenient and more economical than a taxi. Public transportation is also with in walking distance, if desired.
You have to take the metro from Van Ness UDC station, which is just a five minute walk from the hotel. For the end station, please check the DC metro website so you can see the complete metro map. Then from the station, you can either walk or take the DC circulator bus, $1 per ride, also please check the website for the complete route of the DC circulator.
Get an answer from Days Inn by Wyndham Washington DC/Connecticut Avenue staff and past guests.