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

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

The only Civil War battle in Washington D.C. took place near this highest natural point in the city.

The rooster who crossed the road lives on forever in Takoma Park, Maryland.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

This freshwater spring fills with 10,000 gallons of water per minute.

A stunning, abandoned limestone quarry in southern Indiana provided the stone to erect the Empire State Building.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

WWI hospital ship lost in a cyclone turns up on the coast of Fraser Island, where she remains rusted and forgotten.

The only pollutant in the clear blue water is sunscreen.

The largest collection of Indigenous Australian artifacts in the world, and the rare museum where wood-and-glass cabinets have trumped interactive exhibits.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Hamburg's first legal sex work is relegated to a gated street that still does not allow pedestrian women.

On a small Puerto Rican island, banks of secret naval bunkers lie abandoned and filled with piles of office equipment.

The sister plane of the C-123 shot down during the Iran-Contra Affair has found a new purpose in retirement.

A strangely forgotten claimant to the much contested title of "Source of the Nile."

It houses the remains of a 17th-century version of the Titanic.

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

The oldest continuously operating fish market in the United States.

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

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

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

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