A monument to the Mohawk people stands along an old Native American trade route.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Yo, Adrian!

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

The trials and tribulations of marking Poe’s grave.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

This supermarket is suspended 25 feet above an interstate highway.

This historic cemetery is filled with markers that look more like candy than was likely intended.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

This delicate museum is devoted to the art and industry that once supported Cape Cod's oldest town.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

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

The pleasant woodland cemetery that has inspired more than its fair share of wild legends.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

For 20 years, this whale skeleton has been slowly dripping oil on the floor of the museum where it hangs.

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

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

"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."

Eclectic collections, artwork, and some feline friends fill the writer's former home.

This railroad tunnel was once the longest in Massachusetts.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.