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.

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.

Bouncing, delightful, mechanical art at the MIT Museum.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

"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."

Books you don’t need in a place you can’t find.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

Trash escaped from a landfill to fill beaches with all kinds of treasure.

The often-overlooked ruins of one of the first buildings designed by famous landscape architect Frederick Olmsted.

An eccentric inventor's castle home with its own indoor weather system.

A beautiful Victorian-era cemetery, complete with a miniature village.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This $3 million model train takes you through Chicago, Seattle, and the thousands of miles in between.

These pretty kitties killed and ate as many as 135 railway workers.

What's left of the ruins of the 1893 Columbian Exhibition, or World's Fair, also known as the White City.