Second largest wastewater treatment plant in the country.

A freighter full of exotic animals ends a harrowing voyage impaled on uncharted rocks in the Boston Harbor.

Built to bless whalers before their voyages, this Massachusetts church now features a ship-shaped pulpit.

These impressively detailed battle scenes depict the violence and tragedy of war in miniature.

More than 200 unconventional musical instruments that anyone can play.

A historic custom house with ties to George Washington is now a shrine to local nautical history.

A centuries-old church stands as a testament to Boston's "father of architecture."

This little-known rival to the Library of Congress houses one of the largest collections of pre-1876 American books, newspapers, and manuscripts.

The world's largest piece of copyrighted artwork.

The two writers famously didn't come to blows over the Oxford comma.

This historic Boston building has gone from personal estate to porn theater and back again.

A Medieval Water Tower in the Heart of Massachusetts.

The Cape Cod house that whaling built.

The nation's second-ever First Lady urged the founding fathers to "remember the ladies."

The ceiling of this vintage movie palace is covered in fantastic Art Deco murals.

Final resting place of the author who wrote the ghost story "The Turn of the Screw," and his brother, the Harvard doctor and paranormal investigator.

This area was once known for being a lawless haven for rough-and-tumble sailors, earning the maritime-themed nickname "the black sea."

This Massachusetts home was the first to have a telephone line and its own phone number: 1.

One of two lighted lanterns hung in the church belfry on the eve of the Revolutionary War to warn that the British were on their way.

MIT students continue the legacy of beloved professor "Doc" Edgerton through learning by doing.

The proud hometown of an American legend has honored their favorite son with what seems to be a gravestone.

This series of landscape dioramas tell the story of New England forestry in exacting miniature detail.

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

Each August, one of the largest religious (and food) celebrations in the country is held in Boston.