The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

A line of blue paint marks the route of the inaugural parade.

Look closely and you’ll notice that the color changes a third of the way up the tower.

Go take a picture with the inventor of the daguerreotype photographic process.

The country's oldest continually-operated mini golf course lies hidden in plain sight, eclipsed by one of D.C.'s most popular tourist attractions.

Washington's iconic carousel has a nice piece of Civil Rights history.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

A historic arena where the Beatles played their first concert in the U.S.

Need a hardcopy of the 50-title Code of Federal Regulations? This is the place.

A super-sized promotional trick that is now a D.C. landmark.

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

A nostalgic bibliographic gem.

The privately owned cemetery that holds room for Washington's finest when they step down from life.