The inspiration for H.P. Lovecraft's horror stories and Batman's Arkham Asylum is now a condominium complex.

A rock outcropping left by a glacier that made itself useful throughout the centuries.

This Dutch-styled residential building was originally a cocoa company's World's Fair showpiece.

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

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

Where Eunice Williams was murdered by natives, and where locals say her ghost still haunts.

The hill that gave the Massachusett tribe, and later the state, its name.

A museum dedicated to the quirky and colorful world created by Springfield's favorite son.

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

The site of the first "historically true" UFO encounter in the U.S.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

More than 200 unconventional musical instruments that anyone can play.

This beautiful architectural gem was the first waste treatment facility in Boston.

A stunning garden filled with fantastical environmental folk art and sculptures.

This Cape Cod museum exhibits what it claims is the only authenticated pirate treasure in the world.

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

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

Small shop offering mail-order rare and exotic plants.

A dollhouse full of taxidermy rodents, each one handcrafted and given a sordid past.

This decrepit abandoned building is made all the more eerie by its dark history.

The macabre paintings created by famous suicide proponent Jack Kevorkian, or "Dr. Death."

Rumored to have tormented a family in the late 1960s, this toy now resides in a quiet little oddities shop.

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.

This exhibit is devoted to the games and wonder that Hasbro has brought children worldwide.