The approximate spot where the last Grand Master of the Knights Templar was put to death.

A Parisian exterminator's shop whose storefront displays stuffed rats hanging from traps.

Notorious artist squat renovated into legal studios.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

Architectural monsters are devouring this palace's every door and window.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

The actual model from the original "Star Trek" series is now on display at the National Air and Space Museum.

The "lovely red Vega" of the legendary record-settling pilot.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The library of every book lover's dreams.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

Under a playground is a little-known sealed train tunnel that likely contains the bodies of workers trapped by cave-ins.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

This centerpiece of the Hollywood & Highland shopping center is a recreation of a long-lost movie set.

Hollywood's oldest hotel is the site of the first Academy Awards, the birthplace of Marilyn Monroe's career, and the home of Montgomery Clift's ghost.

This alley in downtown Chicago held the bodies of over 600 people after the fateful Iroquois Theatre fire.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

A tiny, unassuming park in Tampa that belongs to the Republic of Cuba.

Manatees congregate around a power plant's discharge canal where the water is especially warm.

The highway's southernmost spot is a beloved local attraction.

This statue inspired by Renoir's famous painting embodies the jovial spirit of Key West.

"We Seceded Where Others Failed."

The sign that drew attention to a young boy's cucumber stand is now the name of his fruit superstore.