A massively oversized measuring tape sculpture sits inside a hidden yard.

A castle-like sea fort from the 17th century is now a museum to oyster farming.

The bizarre home and sculpture garden of an eccentric artist.

The world's largest solar furnace uses 10,000 mirrors to concentrate the sun's rays to generate power.

Take black faced bears with giant clubs, white faced barbers wielding axes, hunters armed with shotguns, and mix in a lot of drinking.

An abandoned nightclub has become a vibrant work of art.

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

This futuristic observatory at the top of the Pyrénées offers unrivaled views.

A French valley with forests so lush it was nicknamed "the Small Amazonia of the Pyrenees."

15,000 year old bison sculptures.

An Orthodox church built by the Royal Family for the Russian community exiled to the French Riviera.

The architect of this fanciful complex called it an "oasis for humanity and nature in a sea of rational houses."

This painted Lego bridge is the product of over a century of locomotive history.

Bursting forth from a historic German neighborhood, these day-glo palaces are now a bright fixture in the town.

This abandoned coliseum was intended to be a grand Nazi rallying ground before it was halted at the end of the war.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

This former steel and coal plant is now a neon-lit industrial fantasia.

This 600-year-old home seems to defy physics.

It's always summer at the beach inside this former airship hangar.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.

A German apartment building hosting as many trees as human occupants.

These 18th century gardens tell a rocky story of the son of Odysseus.