Once a private collection, now the only museum of arms and armor in the Western Hemisphere - CLOSED.

Second largest wastewater treatment plant in the country.

This supermarket is suspended 25 feet above an interstate highway.

The world's largest piece of copyrighted artwork.

Hill-like structures formed by glaciers and sandy spits of land.

A daybeacon pyramid is about all that's left of this island that is said to have sunk due to a pirate's curse.

The site of the tragic isolation of Nipmuc Native Americans left to perish in King Philip's War.

This old mill and former police station now present a world-class collection of Orthodox iconography.

Solar powered Spectacle Island features all-green facilities.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

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

The oldest surviving wood-frame building in North America is still in the family.

An easy-to-miss garden in Boston's North End honors the mother of JFK and others who lost children in WWII.

The first bell ever cast in Boston was cast by Paul Revere...and sounded terrible.

On a former island, this old fortification once used to protect the Boston Area and started Edgar Allan Poe in his military career.

This roadside attraction attracts kids with dinosaurs before blindsiding them with geology.

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

Civil War Fort on an island in the Boston Harbor.

A men’s restroom became a sandwich shop.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

This cemetery served as the only official burial grounds in Cambridge for nearly 200 years.

Ice cream stand, snack bar, and time capsule of milk conveyance.

The sprawling, eccentric estate of Ames and Ames, a brilliant botanist, and a genius inventor and artist.

The site of Paul Revere's historic two lantern warning.