The world's largest wooden structure.

Picturesque intersection of witchcraft and ancient Christianity.

One of the few places in Portugal where the Celtic ritual of wearing large wooden masks is still practiced.

Considered the birthplace of the Copper Age and Bronze Age, the river is tinted red from 5,000 years of mining.

This small chapel is built of human bones and decorated with a golden skeleton.

Dead weights honor the dead of Portugal's fishing industry.

You can cross from one country to another in a single hop on this little bridge.

A chunk of the "true cross" is held in this small Portuguese church where modern day exorcisms are said to be common place.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

The Goose Girl of Göttingen, Germany might well be the most kissed girl in the world.

A sprawling Baroque park with 300-year-old hydro-pneumatic waterworks.

Between Neo-Pagans and Neo-Nazis, these strange rock formations have a curious cult following and a very strange history.

According to a satirical conspiracy theory that persists today, this German city of 300,000 is a hoax invented by the CIA.

A strange rock formation with numerous legends trying to explain it.

Goethe's "Faust" was inspired by these rock formations known as the "Devil's Pulpit" and "Witches' Altar."

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

A Nazi concentration camp and Anne Frank's place of death.

A statue honors the local legend that the devil helped build St. Mary's church after being tricked into thinking it was going to be a wine bar.

A memorial for a young woman and her ghost, which are claimed to have caused countless deathly shipwrecks.

A colossal sculptural lion built by the same man who designed the Statue of Liberty.

A kindergarten shaped like a cat with a tail that's a slide.

This German bone house contains the remains of some 20,000 souls.

Memorializing the bravery of one young woman facing the monster of her age.

A sanctuary for wolves in a community which once trembled in fear of the murderous "Beast of Gévaudan."