This tiny, painted door at the base of a tree stump has been a fixture of the Harvard University campus for decades.

Palatial mansion estate used in films including "Flowers in the Attic" and "The Witches of Eastwick."

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

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

The oldest living cultivated fruit tree in North America.

The ruins of one of the first railroads in the U.S. lie hidden within a neighborhood cul-de-sac.

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

A historic bridge with a lovely acoustic anomaly.

This supermarket is suspended 25 feet above an interstate highway.

Located in a beautifully restored ice house, this museum is the result of decades of hard work and devotion to the craft of plumbing.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

The oldest Italian café in Boston, this spot also serves as a veritable museum of vintage coffee ephemera.

A unique columnar residence built in the 19th century.

From bench to vandalism to art, this silly prank seat was funny enough to become permanent.

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

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

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

Beautiful steampunk ghosts of early Massachusetts.