A desert ghost town—occupied for only 12 years—was once home to more than 500 silver mines.

Where NASA's satellites and rovers phone home.

The cluster of boulders near Fort Irwin is covered in military insignia.

This giant temperature attraction created some giant electric bills.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

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

Tiny castle in the middle of the Rhine made you pay to pass.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

These fantastically named natural pools look like something out of a Scottish myth.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

The ancient tomb acts as a calendar that keeps perfect time.

Northern Ireland's Brobdingnagian stepping stones.

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

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

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

Richard III supposedly disposed of his nephews' bodies here in an effort to seal his claim to the throne.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

This one has sailed five times as far as Sir Francis Drake's famous ship.

An incarceration museum on the spot of possibly the oldest prison in England.

This landmark church concealed a crypt packed with bones that was discovered thanks to the London Blitz.

Dictionary Johnson’s favorite feline.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.