The atmospheric road was never meant to be so creepy.

Indents in the pavement are all that remain from a grisly death machine in Paris.

Christ's blood preserved in a Belgian town.

The commemorative stone column conceals a secret laboratory.

An architectural oddity hides in plain sight on this iconic London bridge.

The last four extravagant street signs of London's historic banking street.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

London's smallest police station is barely the size of a phone booth.

Catacombs turned marketplace.

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

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

An artist's cute bronze subway sculptures belie his violent artistic past.

A bit of retro transportation flair preserved in the world's largest department store.

The "Seinfeld" diner.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A dilapidated dock tells the story of Titanic's missed arrival.

A classic mystery spot complete with spots that are said to make you shrink or grow when you stand on them.

Touch an actual dinosaur bone at this eclectic trove of Rocky Mountain treasures.

The shortest river in America flows for just 201 feet.

A small Montana town commemorates the dog who waited at the train station every day for his owner to return.

These giant metal horses graze on a hilltop near the Montana highway.

The only road through the heart of Glacier National Park.