A grave surprise in the downtown area of New England's second-largest city.

A comic book store got the road by its shop officially renamed after Superman's girlfriend.

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

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

A lone historical marker off the highway and scattered debris are all that remain of this Cold War-era missile site.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

It was once the base for a series of domestic terror attacks.

On the Fourth of July this area will transform into a Pompeii-like storm of falling embers and ash.

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

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

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

Corn-inthian columns with a uniquely American take on neoclassical architecture.

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

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

The "lovely red Vega" of the legendary record-settling pilot.

While most wind tunnels test scale models, the "Cave of Winds" was large enough for actual airplanes.

Home to a vast and influential collection of Shakespeareana.

Home to items never before seen by the public.

A secret greenspace hides atop a Capitol parking garage.

The oldest continuously operating fish market in the United States.

The discovery site of the "Capitalsaurus," the official dinosaur of Washington, D.C.