Plans for this peninsula included houses, the United Nations Headquarters, and a nuclear power plant. When none of them worked out, it became an expansive park.

This supermarket is suspended 25 feet above an interstate highway.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

Solar powered Spectacle Island features all-green facilities.

This tower commemorates the spot where George Washington hoisted the Grand Union flag.

One of the last remaining movie theatres in the country that features a rear-projection system.

A little Lego easter egg is hidden underwater in the Boston Tea Party tableau at Miniland.

The world's largest piece of copyrighted artwork.

In the middle of a New England forest sit the crumbling ruins of World War II-era ammunition storage bunkers.

A disastrous shipwreck and a tragic love story.

This unassuming stone commemorates a condiment factory gone up in smoke.

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

In 1958, an MIT fraternity pledge laid down on this bridge and instituted a new, unique unit of measurement.

The last remaining 19th-century tenement from Boston's old West End neighborhood.

Malcolm X's house during his most formative years faces an uncertain future.

This parking garage was the site of what was - at the time - the largest cash robbery in history.

The hero of the women's suffrage movement birth home is now a museum dedicated to her legacy.

The largest body of water in Massachusetts annihilated four small towns just to slake Boston's thirst.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

This funeral home had the honor, if that is the correct word, of hosting the funeral of the famous Sacco and Vanzetti.

This stimulating sex toy museum is sure to arouse the interest of its visitors.

The infamous Boston Mob ran rackets from an office here in the 1970s.

Whimsical cookie-themed plaques mark the birthplace of the Fig Newton.

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