The sprawling, eccentric estate of Ames and Ames, a brilliant botanist, and a genius inventor and artist.

Unlike other abandoned asylums this empty institution welcomes visitors, just don't go in the buildings.

The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

Ornate and macabre headstone in one of the country's oldest cemeteries.

This historic graveyard monument is dedicated to a tragic victim of witch trial hysteria.

This Gothic castle was inspired by Erik the Red's Viking residence at Brattahlid in Greenland.

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Eat first, shop later at this eatery within an Asian grocer.

A morbid secret lies hidden within the beautiful walls of the Boston Athenaeum.

Dim sum, served in a grand old theater.

A more than 260-year-old crypt built on Boston's oldest English burial ground.

Like stepping into a spooky fairy-tale, this shop carries the dark ideas of artists and other makers.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

A natural gas leak provides a flickering flame beneath a waterfall.

One of the largest festivals of flowers in North America takes place, appropriately, in the Flower City.

The largest guitar store in the world has been visited by some of music's all-time greats passing through upstate New York.

Eclectic architecture in the woods of New York.

This collection of Japanese luck idols beckons visitors with over 2,000 waving paws.

This magnificent Cincinnati graveyard is also a popular public park.

A castle built by an eccentric medieval enthusiast in rural Ohio.

Time travel with sweets across history at this research-based candy store.

Bizarre Cavern.