This 3,500 pound obelisk was constructed with more than 1,000 reclaimed guns.

A simple Colonial home with a past haunted by death and madness.

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

The headquarters of the famous Yale society.

An easy-to-miss plaque marks the building that first held this 19th-century telephone innovation.

A tiny memorial for the year the Connecticut River almost destroyed New England.

The early American colonists were such ferocious drinkers the law actually required every town to have a tavern.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

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

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

One of America's oldest private membership libraries was long one of New Haven's best kept secrets.

In 1787, a group of delegates met at this very spot to drink, be merry, and ratify the Constitution of the United States.

A drab two-story office space in Delaware is a hidden tax haven for Hillary Clinton, Donald Trump, and over half the Fortune 500 companies.

A grotesque Fiji merman dwells within this traditional Dutch-style building.

Frank Lloyd Wright built this suburban synagogue late in life, but it stands among his most iconic masterpieces.

Contrary to popular belief, this secluded statue doesn't represent Pennsylvania's founder.

The 953 windows undoubtedly make this the world's most beautiful screened porch.

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

The awe-inspiring ship from the golden era of cruising has an incomparable history and a reputation as one of the world’s most haunted places.

This derelict superstructure was a very important warning system for the Soviet military.

A hands-off space for graffiti artists to hone and display their skills.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.