Dictionary Johnson’s favorite feline.

Hiding amid the largest camellia collection in the country lies a charming children's maze, donated by a secret admirer.

Hidden beneath the streets of London is a secret subway that only carried mail.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

The largest Star Wars collection in the world is its own galaxy of collectibles.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

Two stunning 17th-century libraries and a cabinet of curiosities.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

This mysterious petroglyph evokes the ancient swastika symbol but was later vandalized with the more troublesome Nazi one.

Ancient human, animal, and geometric figures drawn in the earth.

Native Americans built this circle of stones, which was used to predict astronomical events.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

The real life Hobbiton, this sheep farm has been forever transformed since being built for The Hobbit film series.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

The second oldest continuously operating bar in Louisiana.

The feral felines of Roosevelt Island have a small army of allies and an abandoned hospital all to themselves.

On Japan's Tashirojima Island, cats are king.

San Francisco's newly reopened hands-on science museum.

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