The unassuming structure was part of a Major League Baseball stadium.

Shrine to Japanese water-goblins, complete with their preserved body parts.

The impeccably spiced roast pork buns at this bakery are worth the wait.

Where Greenpoint's first European settler—and troublemaker—made his home.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

This stone bridge is all that remains of a submerged New Jersey town.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

Is this the most Portland place ever?

Hidden in the Santa Ynez Mountains off Highway 154, this tiny restaurant once served as a stagecoach stop.

In a largely deserted ghost town, a little brick building recalls its history as a gold rush hub and haven for outlaws.

Massive prehistoric mammals used these stones as oversized scratching posts.

Past the hills and beyond the graveyard, this church feels extremely out of place.

The "Seinfeld" diner.

Along a California highway is a kind of Jurassic Park made of metal.

Stroll through a wonderland of stupendous moss-covered trees.

A regular looking rock with an unbelievable history.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

The rest of him lived another 61 years and was buried elsewhere.

An ominous concrete cube cuts a dystopian silhouette atop this California mountain.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

This field of concrete was once an active defense site armed with nuclear warheads.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A small abandoned and abused cemetery that has become a magnet for ghost hunters.