A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

This beloved cheeseburger-slinging trailer holds Nashville's oldest beer license.

Ironically this massive termite is the mascot for a company that is acclaimed for killing his kind.

From horses to stainless-steel trucks, this iconic Providence burger wagon is one of the oldest mobile diners in the country.

Friction between grains of sand cause a curious "singing" sound.

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

A plaque memorializes the Boston location of one of the largest nightclub fires in history.

Historic Hull Street was actually the first street with a proper name in the Boston area.

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

Opened in 1976, this monster-sized version of the fast-food franchise is sometimes called the Epic McD.

Where monkeys run wild and the humans are caged.

A dedication plaque on this Boston tunnel is a microcosm of a massive, controversy-laden construction project.

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

A men’s restroom became a sandwich shop.

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

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

This upscale streetwear store is hidden behind a fake Snapple machine in the back of a deli.

From overly ambitious (and eventually abandoned) atomic dream to bustling office park.

A gem in the small Missouri town where Winston Churchill coined the term "Iron Curtain" and effectively began the Cold War.

A small town garden is dedicated to a psychic dog with the most soulful eyes.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A shrine to a skeleton saint in the city of angels.

The final resting place of the living embodiment of the famous Forest Service symbol.

No matter what the plaque under this massive legume says, this is not the world's largest peanut.