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

This peaceful Massachusetts graveyard was one of the first "garden-style" cemeteries in America.

Two thousand artifacts from around the world collected by one woman who loved to travel.

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

This is the house that spite built.

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

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

An enormous, inside-out glass globe built in 1935.

Plans for this peninsula included houses, the United Nations Headquarters, and a nuclear power plant. When none of them worked out, it became an expansive park.

Impossibly life-like natural history models created out of glass by a father and son.

America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

This former Masonic hall has been turned into an art project that uses even more metaphysical iconography.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.

One of the oldest used bookstores in the U.S. has been selling antiquarian treasures since 1825.

A luxury hotel constructed out of a former jail.

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

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

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.

The site where Charles Dickens gave his first public reading of "A Christmas Carol" in the US.

These items are all that remain from the room used by the author during his second tour of the U.S.

Trash escaped from a landfill to fill beaches with all kinds of treasure.

The classic Christmas carol was written at this Massachusetts tavern in 1850.

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