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

The first blast furnace in the United States that used coal and coke fuel instead of charcoal to make pig iron.

Maryland's first (and last standing) toll house on America's first federal road established the state as the "Gateway to the West."

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

The antique hotel still has a jail in the basement, though the cockfighting ring is long gone.

This one-room cabin where the young colonel slept during the French and Indian War.

This beautiful stone arch bridge wasn't even expected to stand for one day, but people have been crossing it for centuries.

Built by the patriotic residents of Boonsboro in a single day.

A remarkable time capsule of American manufacturing deep in Maryland coal country.

Despite violent work crews and massive delays this abandoned canal tunnel was built to last into the modern day.

A museum dedicated to exhibiting remarkable outsider art.

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

The trials and tribulations of marking Poe’s grave.

It’s not hard to see why the historic Peabody Conservatory of Music’s library has been described as a “cathedral of books.”

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

This tower was once used to create ammunition for early settlers.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

This monument is dedicated to those lost on June 6, 1944, in the town with that day’s highest per-capita casualty rate.

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.