One of Gettysburg’s least visited battlefield memorials is off the beaten path, but worth a visit.

The Decoy Capital of the World.

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

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

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

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

This free, take-a-book shop seems like a trick but isn't.

Meet some of the most prominent figures in Black history through life-sized wax models.

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

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

Public opinion is still divided on this enormous sculpture in front of Baltimore's Penn Station.

At this former Prohibition speakeasy, electric birds signaled the arrival of hooch.

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

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

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

Wedged between two sets of row houses is an awkwardly located family graveyard.

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

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

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

A museum dedicated to exhibiting remarkable outsider art.

The trials and tribulations of marking Poe's grave.

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

Remnants of a storybook amusement park hidden behind a strip mall.

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