Surrounded by lonely toys, this Massachusetts gravestone marks the final resting place of six children who were murdered by poverty.

One of the now-less-hidden floral gems of the "Emerald Necklace."

An 80-year-old house built out of newspapers.

Two men built this castle on the Florida coast as an artistic “landscape sculpture.”

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

A luxurious 1880s hotel with its fair share of Tiffany stained glass, Edison electricity, and of course, ghosts.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

Abandoned Italianate architecture on the coast of Maine.

Five mythical trolls have taken up residence in woods and hidden on paths at the Coastal Maine Botanical Gardens.

A historic custom house with ties to George Washington is now a shrine to local nautical history.

The site of the Andover Witch Hunts, which ended with more witch accusations and arrests than Salem.

It was an experiment to prove that glacial boulders and rocks can be used in constructions and dwelling.

Expertly restored pinball machines as far as the eye can see.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

This small section of the Sleepy Hollow Cemetery is rotten with famous authors' graves.

This ancient octopus-like tree was saved from destruction thanks to shady reporting.

This century-plus-old baseball park has hosted some of baseball's royalty and stands as the oldest sports complex in Jacksonville.

The last standing silent film studio in Jacksonville is the last remnant of the city's once-thriving movie industry.

This old mill and former police station now present a world-class collection of Orthodox iconography.

On top of Gibbet Hill lie the ruins of a lavish turn-of-the-century estate that never quite came to be.