A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

A grumpy old water goblin guarding an old mill on the Devil’s Stream in Prague.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

Steadily reminding Czechia of its past.

A high-octane shrine to the greatest Texans who ever lived.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

The last of nine massive kilns that produced many of the red bricks for buildings in Washington, D.C. and northern Virginia in the early 20th century.

The first national memorial to honor all women suffragists stands on land where suffragists were once imprisoned.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

Once forgotten and built over, this historic Black cemetery now houses a poignant memorial.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

The oldest continuously operating fish market in the United States.

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

They sort through millions of dollars worth of diplomatic gifts on behalf of the government.

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.

This statue of the "father of television" stands prominently in the United States Capitol.

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

The walls of the iconic dome are hollow and have a secret stairway.

An ear-piercing buzzer calls lawmakers to a vote with a series of long and short rings to form coded messages.

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

There just so happens to be a court even higher than the U.S Supreme Court: a basketball court in the building itself.