The world's largest piece of copyrighted artwork.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

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

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

Millions of numbers carved in glass represent the tattoos forced upon victims.

Created by a local artist, these quirky sculptures each have their own names and personalities.

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

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

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

This supermarket is suspended 25 feet above an interstate highway.

This classic red schoolhouse is said to have been where Mary and her little lamb went to school.

The oldest continuously-operated inn in the United States, once owned by Henry Ford.

The headquarters in Salem doubles as an occult art gallery.

Once the largest public hospital for the mentally ill was also surrounded by controversy.

No one really knows how these old hobby horses got here, but the herd keeps growing.

"the sweltering inhabitants of Charleston and New Orleans, of Madras and Bombay and Calcutta, drink at my well . . . The pure Walden water is mingled with the sacred water of the Ganges."

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

Supposed Massachusetts Grave of a pre-Columbus Knight Templar.

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

The oldest tavern in Lowell has dedicated fans of its fan.

Every December the Wannalancit Mills lights a Christmas Tree over the old mill's smokestack.

A former zoo turned public park, where visitors can hang out in the old animal cages.

This location of a Mexican chain restaurant has a unique location: an old jail.