A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

A shrine built to combat the bad karma of a commercial venture.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

These "mermaids" that surround a plaza in Segovia are rather sphinx-like.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

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

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

Sitting atop San Francisco's tallest hill, a cross honors the victims of the Armenian genocide.

A man-made island in scenic San Francisco Bay.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

Alien rock formations grown from the sands of an Australian national park.

This gracefully curving formation looks like a massive wave that was suddenly turned to stone.

Living fossils in this remote Australian bay provide a glimpse of what Earth may have looked like 3.5 billion years ago.

The world's second largest single-dish radio telescope, once used to contact E.T.

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

An underground city of salt.

Gothic tower mentioned in Thomas Hardy poem "The Channel Firing."

This hill and tower are steeped in legend, from King Arthur to the Holy Grail.

The oldest residential street in Europe also features an optical illusion.

The Bristol Camera Obscura housed in an ancient windmill.

A historic, reportedly haunted pub that provided inspiration for several famous adventure novels.

England's steepest street has such a drastic incline that locals tie their parked cars to lampposts when it gets icy.

Walk in the footsteps of the gods and straddle two tectonic plates.