A historic cemetery with unique artwork, a Civil War fort, and also happens to be the site of the Battle of Bladensburg.

Politicians, bureaucrats, and military officers gathered in this field near the Capitol to settle their disputes with blood.

A collection of artifacts from Maryland's maritime past.

The former headquarters of history's oldest megacorporation.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

A curious collection of miniatures in a quiet corner of the Chicago Children's Museum.

"We Seceded Where Others Failed."

Florida's oldest bar was once a morgue, complete with a hanging tree and gravestones.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

Parking garage where Bob Woodward met Watergate source "Deep Throat."

This brick-lined pedestrian walkway was once a railway tunnel used during the Civil War.

This little brick tunnel built by Confederate forces was used to conduct surprise attacks on the railroad.

The likeness of the Baltimore music icon was unveiled in time for the anniversary of his Senate hearings on music censorship.

This simple convenience store sits on the location where the Ouija board was named—and has a plaque to prove it.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

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

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

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.

The trials and tribulations of marking Poe’s grave.

A graveyard that dates back over 200 years stands near a busy shopping center.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

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

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.