Relics of Australia's convict past, and a modern scene of unimaginable horror.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

This stately monument has been wearing a traffic cone hat for decades much to the delight of the locals.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

This landmark cemetery in Boston was created more than 300 years ago.

A clear example of the process of erosion in action.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

City law dictates that this mountaintop cathedral containing the heart of a saint is to remain the tallest building in town.

An ancient Egyptian temple in the middle of Madrid, Spain.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

The celebrated eyesore created by starry-eyed sweethearts.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Gaze upon chocolate sculptures depicting everything from chariot races to Gaudí's famous church at this shrine to sweets.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A winding path built in secret on the edge of the continent.

Dramatic river bend surrounds a natural red-rocked pedestal.

A rough granite monument marks the spot where Europeans first caught sight of the San Francisco Bay.

Another of California's unused Cold War missile defense complexes has become a graffiti gallery.