 It's a TripAdvisor Traveler's Choice Awards winner, one of Washington, D.C.'s top ten attractions. If you haven't visited the United States Holocaust Memorial Museum, now is the time. If you have visited, come back to see the special exhibition, Americans and the Holocaust, or bring your children to see Daniel's story. This history has a lot to say. The museum is open daily on the National Mall. More information at ushm.org.