An unusual sand beach in the middle of a forest.

Thousands of flamingos and other bird species flourish in these Camargue wetlands.

Bordered by forest on three sides and the ocean on the other, the Great Dune of Pilat is the highest sand dune in Europe.

France's high-tech, future-themed amusement park.

Miles of man-made caves and tunnels are currently used for cultivating mushrooms.

Green labyrinth formed by a karstic maze hidden in a preserved oak forest.

Since ancient times these picturesque springs have been providing bathers with healing waters.

Hundreds of dwarf beeches create an unusual, haunting forest in the north of France.

A public park off the beaten path with a beautiful waterfall and 13th century Cistercian abbey.

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

Beautiful carved tunnels.

The Cimetière des Chiens et Autres Animaux Domestiques is one of the oldest pet cemeteries in the world.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

An icy lake tucked among jaw-dropping alpine panoramas.

The mental institution where Van Gogh created some of his most famous work now allows guests to walk in the artist's footsteps.

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

This Parisian café sticks almost exclusively to an ethos of reuse.

A haunting collection of the vanished and disappearing natural world.

Bring your hiking shoes, wool socks, and thermal underwear for a stay in these cozy forest huts.

Hundreds of mossy stones engraved with bits of philosophy, literature and random musings.

A forest of immensely tall and unusually straight oak trees planted nearly 200 years ago to build naval ships that never came to be.

This Danish castle is supposedly haunted by a woman too independent to not be a witch.

What might look like a cliffside sacrificial altar at first glance is actually a stone compass pointing to cities and lighthouses all around the world.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.