A lawn full of retired spacecraft on display at one of NASA's first research labs.

Once America's tallest structure, now a Baltimore landmark.

The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

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

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

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

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

The land is home to swimming ponies and a legendary 18th-century treasure.

The trials and tribulations of marking Poe's grave.

A museum dedicated to exhibiting remarkable outsider art.

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

Two dozen pinball games hidden away inside a most unlikely location.