A pig barn converted into one of the most eclectic residences in Nantucket.

A quaint museum nestled in a former hub of Irish moss harvesting.

Journey through vintage Americana inside this small Massachusetts shop.

The world's largest piece of copyrighted artwork.

This lakeside tower is the third attempt at getting a tourist destination to stick on the spot.

The Cape Cod house that whaling built.

The strikingly modern structure stands out among the brick buildings speckling the Harvard Business School's campus.

This hidden labyrinth offers walkers some brief peace of mind.

Civil War-era Fort designed to withstand invasion and attack, with tricky traps called "murder holes."

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

The remains of a hospital ravaged by fire, once a progressive place of innovations for disabled children.

A unique columnar residence built in the 19th century.

This mysterious artificial cave has long puzzled New Englanders.

This massive boulder is inscribed with the story of a sensational hostage negotiation dating back to Colonial times.

It was an experiment to prove that glacial boulders and rocks can be used in constructions and dwelling.

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

Civil War Fort on an island in the Boston Harbor.

This rare symbol of Eastern philosophy in the West has been created over years of painstaking construction by the local community.

Hut with supplies for shipwreck survivors.

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

Overgrown ruins of a turn of the century island fort that sees very few visitors.

The macabre graffiti spectacle in a quarry in a Massachusetts forest reservation.

Resonating tubes make music from highway overpass.

A spooky and decrepit mental health facility is slowly being replaced with newer digs.