To find the "unicorns of the deep" you've got to go downstairs.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

An ancient Viking village in North America that predates Columbus by 500 years.

These 20-foot jaw bones honor a time when the leviathan bones were a sign that whalers survived the hunt.

The view that inspired the scenes of Dracula's first landing in England.

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

The beloved fantasy novelist is buried near a church containing a whimsical etched glass window full of Narnia favorites.

The remains of the great moral philosopher reside in a university in London.

Eighty million natural history specimens call this gargantuan museum home.

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

An unusual round church in London with a Templar past.

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

The largest crypt ever constructed in France was built in the 11th century on an ancient Druid sacred site.

Guests can stay at a hotel in the former French abbey where lie the tombs of King Henry II and King Richard the Lionheart.

A memorial to the nearly 10,000 American soldiers laid to rest on the beaches of Normandy during WWII.

The artist and his brother are buried in a landscape straight out of a van Gogh painting.

The great Italian Renaissance painter was laid to rest here in the Chapel of Saint-Hubert.

A sinister pyramid in the Frari contains the heart of the famous neoclassical sculptor.

The encased skull that is widely believed to belong to St. John the Baptist.

This stunning French estate was so lavish that it landed its original owner in jail for the rest of his life.

The only remaining collection of flayed figures made by French "madman" Honoré Fragonard.

Ancient paintings known as the "Sistine Chapel of Cave Art."

One of the greatest maze designer’s greatest mazes.

The history of radiation is on safe display at the foot of a radiation science laboratory.