A jewel of early electric boosterism once again charms Connecticut's historic "Hat City."

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

A castle inspired by medieval architecture is hidden in the woods of Connecticut.

All that remains of a magnate's dream home is a historic gate and an abandoned public pool.

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

The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

An abandoned Gold Coast-era mansion once intended for the exiled ruler of Albania, who never arrived.

Home of Philip Johnson, one of the 20th century's most influential architects.

Some of the earliest burial grounds of New York State are to be found hidden away in this quaint town.

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

Forgotten under the construction of a new urban roadway is a small, abandoned part of town.

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

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

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

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

A vast collection of rare books, manuscripts & extraordinary objects illustrating the history of medicine.

An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.

Connecticut grave of the woman responsible for the Winchester Mystery House in California.

Final resting place of a New Haven urban legend.

Mansion and shopping center used in the 1975 film "The Stepford Wives."

The world's largest public collection of PEZ memorabilia.

The intriguing personal collection of a professional demon-chaser.

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