The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

Marking the spot where a conquistador gave up his search for the fabled Seven Cities of Gold.

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

Wisconsin's most celebrated export gets the royal treatment on I-94.

The site of a tragic massacre that spawned a multimedia franchise.

The name of this tiny pocket park tucked between two buildings on Manhattan's Upper West Side is Latin for its location: "seventy-one."

An abandoned town is hidden in Great Smoky Mountains National Park.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

The moving metal works of one troubled artist can still be viewed on his front lawn... for now.

An FDR-era tuberculosis sanatorium has stood abandoned in the suburbs of the U.S. capital for over 30 years.

Is this the most Portland place ever?

This public space is speckled with the eerie remnants of a defunct amusement park.

An impressive collection of dollhouses and an homage to the frog-leg canning industry.

A prime example of New Orleans' unique architecture these early 20th century homes were built to look like steamboats.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

In the depths of the Everglades, one man has dedicated his life to studying the elusive Skunk Ape.

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

Cryptic messages embedded in the New York City sidewalk.

This Seattle museum displays the history of the telephone through an impressive collection of telecom equipment.

The Ozarks' strangest dwelling.

The national park was once a plantation estate.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

Here lies Lilly E. Gray, an alleged "victim of the beast," but the reason long remained a mystery.