Eccentric concrete mansion and museum designed and built by hand from the inside out.

A ceramic postbox where visitors can post original poems and creative messages.

A bronze statue of a low three-legged seat commemorates a piece of furniture that started a riot.

Eat the ultimate iteration of Portugal's most beloved pastry.

After a local English teacher visited Stratford-upon-Avon, she was inspired to create a garden and home in the Bard's honor.

The haunting remains of a World War I fort perched atop a mountain.

The location of the last witch trials of Italy, known as "The Salem of Europe."

Fears of Satanic worshippers swirl around five Celtic-inspired megaliths.

This restaurant's specialty is "a major enigma for food historians."

Sip cherry liqueur at a bar dating back to 1840.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

This bewitching Babylonian goddess haunts a hallway of the British Museum.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

This magnificently macabre shield shows the power of chivalrous love in medieval times.

Despite the name, this ancient piece of crystal may not have been a lens at all.

A stone structure built thousands of years ago on the Iberian peninsula.

Legend has it that this church faced a troll problem, leading to the affixing of a stone face of Satan above the entrance to deter further encounters.

A tiny chapel and burial site lurk underground in Jajce.

This small chapel built into rock is the oldest place of worship in Luxembourg.

This precipitous pathway with its wrought iron handrail was created by the Victorians as a tourist attraction.

Though they may seem like simple stones, these rocks represent a ghostly legend.

View the ancient remains of buildings and the ancient "River of Hades" before hopping on a train.

Get in line for Lisbon’s most famous sandwich.