A gorgeous example of 13th-century Gothic architecture.

This advertisement for talcum powder was painted on the rock face and has since defied removal.

Built in the 1850s, this church was of the first five churches constructed in Harper's Ferry.

This shale formation along the Appalachian Trail once inspired the third president of the United States.

The last holdout of a pre-Civil War rebel who took the matter of slavery into his own hands.

Time travel with sweets across history at this research-based candy store.

A gift from Scotland to the United States in memory of the 270 lives lost when Pan Am Flight 103 exploded over Lockerbie due to a terrorist bombing.

An echo chamber with a waterfall wrapped around its base at the Embassy of Canada in Washington, D.C.

Nassau Hall has served as army barracks, a museum, and played a key role in the American Revolution.

The mysterious canine hides atop a drain pipe on the back of the building, some say as a sneaky shoutout to Yale.

Before it was buried by volcanic ash, this fast-food restaurant fed the hungry hordes of ancient Rome.

A spectacular tribute to statesman and philanthropist Andrew Mellon.

The word "Watergate" will forever be associated with the infamous scandal in 1972, but this fountain is famous in its own right.

A tribute to the pop culture icon overlooks this Washington D.C. intersection.

A single room pays homage to the prodigious achievements of the 30th President of the United States.

The monumental steeple on Amherst College's campus has no church attached to it.

This spot memorializes one of the greatest plays in NFL history, unless you happen to be a Raiders fan.

An antique cemetery in New York, this land is home to any number of famed corpses.

A bronze ballot box stands at the spot where Susan B. Anthony voted illegally.

The gravestone of the suffragist leader attracted extra visitors during the 2016 election.

The story behind the mysterious symbol painted in front of the historic university's famous Rotunda.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

When oil was discovered just outside of Pittsburgh, the city became home to this regional stock market.