This lovely tree was a thank you gift from the man known as "Public Enemy No.1."

A small 19th-century graveyard tucked away in the middle of a suburban neighborhood.

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

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

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

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.

An unusual sculpture, an interesting history, in a strange place, for a good cause.

George Washington once stopped by this house for dinner.

This Georgian-style house built in 1746 is the oldest surviving structure in Bladensburg.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

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

An eccentric priest's tribute to George Washington, this chapel tells the story of the American Revolution.

This sculpture of a fisherman spent six years at the bottom of the Schuylkill River.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

Pennsylvanian mass grave and possibly mass murder.

This miniature village stays behind in the Breuer Building, even as the museums around it come and go.

Even for Egyptian royalty, the afterlife was bring-your-own-beef.

A glass display case holds the document that ended the Second World War—which one person signed on the wrong line.

The former home of the army detachment that captured Geronimo.

Named for a Greek oracle that interpreted the words of Zeus, this beautifully-restored manor home was once home to the architect of the Marshall Plan.

The all-but-forgotten cemetery is Eastern Loudon County's largest African-American burial ground.

The largest cemetery for enslaved people in Loudoun County was almost lost to history, if not for the research of a minister.