The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

The first newspaper printed by an expeditionary force was published in this colonial mansion.

The site of the largest mass execution in Rhode Island history, haunted by the ghosts of hanged pirates.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

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

The oldest still-operating tavern in the United States was once owned by a pirate.

A simple Colonial home with a past haunted by death and madness.

Books bound in human skin and H. P. Lovecraft's letters are among a few of the treasures this library has to offer.

The vaguely man-shaped root that ate the body of the founder of Rhode Island.

This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

An unusual library of dead things at the Rhode Island School of Design.

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

A work of art that pays homage to a Victorian timepiece in Providence.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

A geological mystery on Camelback Mountain.

A small oasis not far from downtown Moab.

Outposts of this restaurant chain were shaped like jaunty chapeaus.

While exploring the desert, you can stop by the home of a fictional heretic from a parallel universe.

Contemporary art inspired by natural history and science drawing on ancient techniques in a modern world.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

The "3rd largest" city in California is an empty mirage of suburbia in the middle of nowhere.

A master of deception, Harry Houdini's greatest trick may have been living in two places at once.