An ancient Egyptian temple in the middle of Madrid, Spain.

Madrid's romantically ornate crystal palace has been offering shelter to plants and art for over a century.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

A 200-year-old tavern challenges guests to finish a glass of wine while hanging from a ceiling beam.

This eclectic architectural gem played witness to Zurich’s colonial past.

The excellent Swiss museum of witchcraft is led by a modern witch.

Florentine Renaissance style building in Switzerland, home to the world's largest taxidermy Great White Shark.

The last woman executed for witchcraft in Europe is remembered in this Swiss museum.

A rare, flower-shaped example of Brutalist architecture in Switzerland.

A tower-like theater in the Swiss Alps built to withstand the high winds and avalanches of the mountain pass.

Artworks by loners, prisoners and the criminally insane.

Museum of science fiction, utopias, and extraordinary journeys of the mind.

150-year-old satirical tableaus made from stuffed frogs.

A mythically themed self-built sculpture park.

Caves famous for the dragon-slaying saint who lived there.

This ancient market is often referred to as the oldest shopping mall in the world.

This Italian stadium makes liberal use of fascist statuary to evoke classical sporting arenas.

The martyr's wax-enhanced skeletal remains lie preserved in a glass case in the Santa Maria della Vittoria in Rome.

This former Roman Catholic Church still contains the embalmed hearts and organs of 22 popes.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

This delightful little museum is dedicated to only one thing: pasta.

Inside this McDonald's you can dine on your Big Mac and fries next to a 2,500-year-old Roman wall.

The yawning maw of this pagan visage is said to bite off the hands of liars.