21 days in Washington DC Itinerary

The capital of the United States, the District of Columbia contains the lion's share of the country's most treasured monuments, memorials, and public museums.

Kids will enjoy National Air and Space Museum and National Gallery of Art. Venture out of the city with trips to Gettysburg (Gettysburg National Military Park & Horseback Riding Tours), The Adventure Park at Sandy Spring (in Sandy Spring) and Great Falls Park (in McLean). There's much more to do: get a new perspective on nature at Smithsonian National Museum of Natural History, pause for some photo ops at Vietnam Veterans Memorial, get to know the resident critters at National Zoological Park, and get a sense of history and politics at Library of Congress.

For other places to visit, where to stay, traveler tips, and other tourist information, read Washington DC driving holiday app.

In June, daily temperatures in Washington DC can reach 86°F, while at night they dip to 69°F.