A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

This church sits upon a peaceful hill and a long, turbulent history.

Founded in 670, this ancient mosque is an architectural time portal.

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

Five sultans and their families rest in eternal splendor, teeming with overlooked beauty and drama.

Museum preserving torture methods from the past.

A beautifully eclectic mix of architectural styles.

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

Ancient serpentine sacrifice holder that has stood the test of time.

1513 Turkish world map, full of European state secrets and snarky commentary.

A marvel of Byzantine engineering under the streets of Istanbul.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

Venice's island of the dead.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

The fairy tale castle of the "fairy-tale king."

A huge museum of much more than just agriculture displayed in a princess's palace.

Ozymandias’ time-keeping temple.

The deadliest diving spot in the world is also a stunning geological marvel.

Avant garde house of Pierre Cardin on the Cote d’Azur.

This ancient Roman bridge and aqueduct still stands as a wonder of classical construction.

A natural arch carved by a river gave its name to the so-called "Cave of Forgotten Dreams."

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.