The water-powered carriages are long gone, but for over a century this funicular railway has been the fastest route to the highest point in Paris.

The celebrated eyesore created by starry-eyed sweethearts.

This bridge was constructed from the rubble of the infamous Bastille.

The final resting place of the great navigator, or maybe his brother.

An ongoing medieval tradition of communal pig husbandry is honored with a handsome granite sculpture.

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.'

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

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

A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

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

Commonly acknowledged as the only public monument to the Devil himself.

This Paris art space celebrates the creativity and ingenuity that springs from abject poverty, especially in Africa.

One of the largest ossuaries in Spain is packed from floor to ceiling with bones.

This salt marsh in Southern France is as pink as the flamingos that inhabit it.

Medicinal spa created with the discharge from a geothermal energy plant.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

The second oldest continuously operating bar in Louisiana.

Moscow's imposing monument to the Space Age.

Museum celebrating the achievements of the Soviet space program.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

Catacombs turned marketplace.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The most visited, and possibly most controversial, museum in Germany.