Located in a beautifully restored ice house, this museum is the result of decades of hard work and devotion to the craft of plumbing.

Sacks of potatoes, made of cast stone, mark where the iconic potato sheds once stood along the river.

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

The most photographed house in Maine looks good enough to eat.

Elevated freight railway turned wildly successful urban park.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

Outsider art meets paleontology at this roadside reptile repository.

What was once one of the country's largest confectionary plants is now an abandoned ruin, but is still pretty sweet.

Found: Garden of Eden in Miami-Dade County, Florida.

A mysterious castle built as a monument to lost love.

This general store near Boston was once owned by Henry Ford, who had it relocated to a different town using a team of oxen.

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

Dedicated to one of the darkest moments in Irish history.

Millions of numbers carved in glass represent the tattoos forced upon victims.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

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

This historic patch of real estate offers a glimpse of colonial Boston.

This massive tea kettle was once a promotional stunt for the Oriental Teashop.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

A men’s restroom became a sandwich shop.

The massive machine creates cracking displays of indoor lightning.

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

19th-century operating theatre in which the use of ether was first demonstrated - plus, a skeleton and a mummy!

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.