Washington

Here's an ideal itinerary for 3 days in Washington, D.C. that focuses on museums:

Day 1:

• Start your day with a visit to the Smithsonian National Museum of American History. This museum is home to a vast collection of artifacts that tell the story of American history, from the Revolutionary War to the present day.
• After lunch, head to the Smithsonian National Air and Space Museum. This museum is a must-visit for anyone interested in aviation and space exploration. You'll see everything from the Wright Brothers' plane to the Apollo 11 command module.
• In the evening, take a stroll around the National Mall and take in the sights of the monuments and memorials, including the Washington Monument, Lincoln Memorial, and Vietnam Veterans Memorial.

Day 2:

• Start your day with a visit to the Smithsonian National Museum of Natural History. This museum is home to an incredible collection of specimens and exhibits that showcase the diversity of life on Earth.
• After lunch, head to the Smithsonian National Portrait Gallery. This museum is home to a vast collection of portraits of famous Americans, including presidents, artists, and athletes.
• In the evening, take a walk around the Georgetown neighborhood and enjoy dinner at one of the many restaurants in the area.

Day 3:

• Start your day with a visit to the United States Holocaust Memorial Museum. This museum is a powerful and moving tribute to the victims of the Holocaust and serves as a reminder of the importance of tolerance and understanding.
• After lunch, head to the Smithsonian American Art Museum. This museum is home to a vast collection of American art, including paintings, sculptures, and decorative arts.
• In the evening, take a walk around the Dupont Circle neighborhood and enjoy dinner at one of the many restaurants in the area.

Of course, there are many other museums and attractions in Washington, D.C. that you may want to visit, but this itinerary should give you a good starting point for exploring the city's rich cultural offerings.