"Respectful to the dead, safe and sanitary to the living, dedicated to the Genius of Memory..."

One of the oldest suspension bridges in the world blends in perfectly with a medieval castle.

More than a million titles fill the labyrinthine shelves of this prestigious private library.

This London plaque marks the spot where David Bowie's famous alien made his debut.

One part local history, 99 parts gruesome haunted house.

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

Eighty million natural history specimens call this gargantuan museum home.

Featured in one of the most iconic scenes in cinema history.

Most prolific publishing house in the 1600s open to the public.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

A fantastical 13th-century fortification sandwiched by a modern hotel in central Brussels.

A little sculpture with a large wardrobe.

Meet the bronze beloved pet to a family of famous peeing statues.

A sculpture of the beloved author surrounded by characters from his fairy tales.

This Slovak bridge is known both for its connection to a national uprising and its UFO-shaped eatery.

This Slovakian statue of an emerging sewer worker might just be a bronze peeping tom.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

Breathtaking and huge 430 year old maps of Italy.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

Mysterious prehistoric grooves carved into the Maltese rock, purpose unknown

See Malta’s history through the recreation of scenes of torture using life-sized mannequins in a former medieval dungeon.

These clocks tell time in a theological sense.