This donated headstone marks the grave of a pair of elderly women who were mysteriously murdered.

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

Massachusetts memorial to murder victim Elizabeth Short near the spot where she was born.

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

Monument on the spot where in 1778, Bathsheba Spooner had her husband Joshua killed and dumped down his own well.

Home to the Titanic Historical Society's collection.

One philanthropist's extensive collection of knick-knacks and curiosities is now a public museum of oddity.

Mass Grave of 48 colonists killed in a raid by Native Americans and the French in 1704.

The mighty room where the poet spent most of her life is available to rent for an hour or two.

The "Skinny House" is made from scrap, salvage, and a neighbor’s kindness.

America's greatest forgotten garden and the former stomping grounds of Son of Sam.

A monument to the military service of America's greatest traitor refuses to even name him.

Thousands of bottles that have held everything from poison to perfume make up the collection of this small museum.

Not even a series of devastating fires could keep this odd castle in upstate New York from bouncing back.

This eclectic homestead is home to a miniature windmill and Connecticut's last tollbooth.

Hundreds of wooden coffins dangle from cliffs and caves in the Philippines.

This memorial garden is the final resting place of many beloved pets including that of a famous explorer.

The taxidermied remains of Charles Dickens' pet raven, which helped inspire one of Edgar Allan Poe's most famous poems.

Former abode of notable poet, complete with literary references and stories of ghosts.

Final resting place of the author who wrote the ghost story "The Turn of the Screw," and his brother, the Harvard doctor and paranormal investigator.

This headstone-like marker inscribed with three words has been an utter mystery for over a century.

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

Statue commemorating the use of ether in anesthesia.

A man used his Civil War-era fortune to build this sanctuary in memory of his wife.