A majestic lion statue guards this Parisian botanical garden, and feeds on an unsettling item.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

The huge golden reliquary of a testicle-smashing saint.

A Gothic cathedral created from volcanic rocks.

Go inside to really appreciate this 500-year-old technological masterpiece.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

The engineering wonder and pleasure dome of a much-maligned emperor still holds undiscovered secrets.

2300-year-old Roman road connecting the empire.

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

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

Rome's semi-secret peephole vista is also a former Crusader stronghold.

Breathtaking and huge 430 year old maps of Italy.

This one-of-a-kind archeological site is home to strange prehistoric ruins, the original use of which is still a mystery.

Napoleon's childhood home is now open for people to explore the beginnings of France's short general.

Windblown rock formations in an ancient Roman quarry.

Two large posteriors in one giant statue.

The Cathedral of Salamanca has a number of unusual carvings but none so surprising as a modern astronaut.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

This underground church is topped with a 500-foot cross that is seen by many as a beacon of fascist hubris.

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

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

This historic stone bridge has an entire neighborhood clinging to its sides.

This fairy tale forest hides scenes from some of the more obscure and bizarre Western nursery stories.