This bar named after the world's first mixed cocktail was home to one of New Orleans' most notorious politicians.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

This long, dark tunnel is open to hikers, but those without lights are known to get confused even on the straight path.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

Invisible bridge parts the waters, invoking biblical images and preserving the ominous feel of an ancient moat.

Imagine playing a version of Legends of the Hidden Temple, but with a distinctly Southern Gothic flare.

A ship that lived many lives under many names is now known merely as the "Ghost Ship."

Yugoslavia's biggest underground airport lies in ruins.

This zombie-themed restaurant stands out in the heart of corn country.

"There's nothing there," and other lies the KGB told us.

A New England ghost town features a trail of boulders etched with intriguing life lessons.

An underwater restaurant, surrounded by a coral reef.

The world's largest military aircraft cemetery.

This foolish Victorian sea fort was converted to a deluxe hotel.

This domed temple was built in a hidden cave mouth as a refuge for sinners seeking absolution.

The quaint little store that is said to have inspired a famous Dickens novel was only given its name after the book was released.

This grand gothic brewery has been pumping out suds for over a hundred years.

European castle ruins in an American state park are actually the product of death and grief.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

A 300-yard long natural tunnel runs through a ridge deep in the Appalachian Mountains.

America's only nuclear missile silo open to the public.