Visit a replica of the estate where Aaron Burr allegedly plotted a treasonous scheme against the United States.

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

This striking Victorian Home with its 113-foot turret is best known as the site where abolitionist John Brown was executed in 1859.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

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

Although built to generate electricity for Marylanders, this dam has become an all-you-can-eat buffet for American bald eagles.

This statue honors the author's groundbreaking family story.

Rumors persist that a bottle of whiskey is sealed within this Demijohn-shaped adornment.

The oldest arched-covered bridge in Virginia has truly withstood the test of time.

When it comes to handsignals (and colonialism) rock always beats scissors.

The sculptor was instructed to add “stallion attributes” to the general's bronze mare.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

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

An astounding collection of medical specimens, including bits of President Lincoln.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

Yo, Adrian!

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Memorial stone for GWAR vocalist, depicted in his iconic costume.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

Affectionately known as "Lord Bot," this historic statue has a cult social media following and rightly claims to be “the most metal inhabitant of the Wren Yard.”

This former railway facility is the oldest in Slovenia, and now houses a museum showcasing the history of steam locomotives.

The first American woman to win the Nobel Prize in literature came from the foothills of Appalachia.