Accessible only by boat, this centuries-old island fort never saw troops or combat.

The only remaining historic maritime signal station in the United States.

This cemetery is home to numerous granite headstones that are works of art unto themselves.

A human attendant once directed car traffic from this structure before automated stoplights.

This statue commemorates the importance of hat manufacturing to Danbury, once known as the "Hat City of the World."

Celebrating an art form with a collection of puppets from all over the world.

This sculpture commemorates the first instance of an American president pardoning a turkey.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.

An 18th-century home taken over by antique automatons and musical machines (Closed).

Located in the historic home of a newspaper publisher, this museum is dedicated to the Freedom of Speech.

The world's oldest and largest museum of mass transit vehicles.

A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

A museum dedicated to Nantucket's legacy as the "graveyard of the Atlantic."

Designed as a place for patients to take in the scenery, this tower has a dark history.

This decrepit abandoned building is made all the more eerie by its dark history.

This "life-size" depiction of Mickey Mouse as a half-lobster is both whimsical and a bit creepy, standing guard over the Boston waterfront.

This memorial garden is the final resting place of many beloved pets including that of a famous explorer.

A monument to the first person to sail around the world solo, nowhere close to where he was born, set sail, or landed.

A castle on a hill once named "the most beautiful high school in Massachusetts."

This beautiful Cape Cod beach offers dazzling views and an interesting historical footnote.

The island home of an unlucky whaling captain whose story inspired a great American novel.

Dedicated to one of the darkest moments in Irish history.

Solar powered Spectacle Island features all-green facilities.

This beautiful architectural gem was the first waste treatment facility in Boston.