Memorial to one of the most fatal fires in both circus and U.S. history.

An easy-to-miss plaque marks the building that first held this 19th-century telephone innovation.

A tribute to the truly loyal dog who waited outside a hospital for his owner to come back.

An abandoned gun-funded 19th century utopia.

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

This stunning Connecticut mansion is actually just a one-room-deep hoax.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

A steampunk wonderland that preserves America's history of industrial innovation.

The oldest surviving wood-frame building in North America is still in the family.

Stay at this storybook estate, featuring Sir Henry Hudson Kitson's masterpiece "Gingerbread House."

Historic Hull Street was actually the first street with a proper name in the Boston area.

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

Civil War Fort on an island in the Boston Harbor.

New England's "Witches of Eastwick" locations, in all of their quaint white churched glory.

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

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

Rising 30 feet in the air atop Quarry Hill, the Old Powder House is the oldest stone building in the state of Massachusetts.

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

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

The filming location of a shark attack in Steven Spielberg's famous shark movie.

The homestead of American patriot John Adams.

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

Grave of the man allegedly responsible for a series of infamous murders in Boston in the 1960s.

A mysterious stone embedded at the base of a historic Boston building.