A poignant museum dedicated to the history of the Dutch resistance against Nazi occupation

An overgrown and largely forgotten cemetery lies hidden within the outskirts of Amsterdam.

This cheese shop also houses a museum devoted to Dutch dairy.

A Portuguese Jewish cemetery filled with stunning grave monuments that date back to 1614.

Established in 1638 to battle the Black Death, Hortus Botanicus Amsterdam is a treasure trove of rare flora.

Museum preserving torture methods from the past.

Legend says these stone structures are where the doomed citizens of a vanished village sent themselves to die.

A meow-velous tribute to a beloved street cat, made famous on the internet.

This extensive collection of vintage Soviet cars is the only one of its kind in the Caucasus.

Stunning Roman aqueduct used for 1900 years and still standing.

Holy Grotto of Montserrat Monastery holds one of Europe's mysterious black Madonnas.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

This house's itty bitty size means no humans allowed.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

Cat art as far as the eye can see.

This museum inside Amsterdam's largest cemetery explores how people deal with death.

Inside this former medieval prison is a collection of objects designed to inflict unbelievable pain and suffering on the human body and mind.

Nature is slowly overtaking this disused cemetery on the outskirts of Brussels.

Potato-peeling mannequins, Inca art, and a dangling tuber mobile help trace the history of fries at this Belgian museum.

This collection of over 50 murals celebrates Brussels' rich history as the self-proclaimed home of the "comic strip."

This fairytale castle was built as a show of power but was nearly torn down thanks to its history of torture.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

Skulls and skeletons are omnipresent in this church dedicated to souls trapped in purgatory.

An underground paleo-Christian burial site composed of the remains of several cemeteries and Basilicas.