A 60-room castle constructed by a horse-racing heir.

Seat of the Duke and Duchess of Devonshire for centuries.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

Eco-friendly island mansion.

At 207 feet, one of the world's longest continuous escalators.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

This landmark cemetery in Boston was created more than 300 years ago.

Historic Hull Street was actually the first street with a proper name in the Boston area.

A centuries-old church stands as a testament to Boston's "father of architecture."

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

What was once a true peninsula has now been filled in, causing the water to recede and leaving many streetside "waterfronts" and landlocked "islands."

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

The hidden jewel of Disneyland: a members only playground for the Disney elite.

Homemade outdoor church and sculpture garden decorated with glass shards.

The cinder cone volcano with a less than complimentary name.

A classic roadside attraction on Vermont's historic Route 5.

This giant temperature attraction created some giant electric bills.

A massive sustainable farm designed by the mastermind behind Central Park.

The site of the deadly Triangle Shirtwaist Factory Fire.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

A historic presidential getaway on the continental United States' southernmost island.