The world's largest indoor go-kart racetrack is hiding in Connecticut.

The graves of a Connecticut family thought to have been plagued by a vampire.

An abandoned Depression-era zoo hidden just off the highway.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

Ruins of a historic medical facility sits eerily by the water.

A seasonal movie monster museum featuring wax creations by a relative of one of the original Universal Studios monsters.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

137 graves holding New England's earliest residents.

A former copper mine which became a truly unsuccessful prison.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.

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

An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

The kind of mixed-up place that drives archaeologists crazy.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

This small-town Connecticut restaurant gives each diner a free book from its vast library.

The intriguing personal collection of a professional demon-chaser.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

Curios, scientific antiques, oddities for sale.

This marker identifies the location where three states converge.

In the early 1900s, hundreds of Black Americans found opportunity in this now-abandoned rural community.