The only public school for Black children in the region from 1895-1936.

The only one-room schoolhouse remaining in Talbot County, Maryland.

This one-room schoolhouse played a significant role in the education of Black children for almost 100 years.

Just outside the Naval Academy, Hell Point is a historical marker that could easily be the point where failed students wait for the bus.

This bell is one of the last remnants of the lost city of Triadelphia.

Unannounced visitors are now welcome at the site of the largest Prohibition-era bootlegging operation in the region.

One of the oldest active carousels in the country—but it might be missed by all but the keenest-eyed boardwalk strollers.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

Dogs, cats, horses, monkeys, frogs, and fish are laid to rest at the second-oldest pet cemetery in the U.S.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

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

A faded sign from the 1920s remembers Baltimore's resistance toward banning alcohol.

This abandoned sea fort has become an accidental bird sanctuary.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

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

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

An abandoned church gets a second life as a massive beer hall and event space.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

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

A hidden alley in urban Baltimore is a haven for graffiti artists.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

Bizarre Cavern.

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