The second oldest Jewish graveyard in the U.S. is tiny, with connections to George Washington and Henry Wadsworth Longfellow.

Mysterious stone tower featured in many alternative histories of the New World.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.

Last residence of H.P. Lovecraft featured in his story "The Haunter of the Dark."

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

This sculpture in Valencia features 22,000 tiny, obsidian blue figures that pay homage to the Lady of Elche.

This sound-art installation features songs composed using only the Mid-Hudson Bridge as an instrument.

An ancient Egyptian temple in the middle of Madrid, Spain.

One of the Seven Wonders of the Modern World holds the world's tallest metal staircase.

Iconic red and white plaques show the creative names invented to navigate the city streets.

The world's brightest bioluminescent bay.

Arrr! The most authentic collection of pirate artifacts in the world... matey.

It's a pretty creepy lock-up.

The sign that drew attention to a young boy's cucumber stand is now the name of his fruit superstore.

Found: Garden of Eden in Miami-Dade County, Florida.

Hidden amid the old-world charm of Savannah is a museum dedicated to the world of oddities and criminal history.

Legend says this sacred tree was a gift from goddess Athena.

These large-scale reproductions of Mario Sanchez’s colorful pictures and murals feel like a walk around a small movie set, and also lead you down an imaginary “street” of past decades.

"We Seceded Where Others Failed."

Near the ruins of a Civil War coastal fortress lies the only known African refugee cemetery in the United States.

Here’s how Robert the Doll earned his reputation as the most haunted doll in the world.