Thousands of rusting train cars have been slowly falling apart on the edge of Greece's second largest city.

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

This remarkable cave was discovered after a shepherd watched bees enter and exit through a small fissure.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.

Perched on a spindly rock spire in a Greek archipelago, this lighthouse would make a perfect wizard's tower.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

Every May, townspeople welcome summer with a bizarre pagan parade led by a man wrapped in garlands.

These 5,000-year-old cave paintings provide a glimpse into prehistoric Finnish life.

A Finnish artist's unique fauna statuary.

A magical place that lets you play in and explore the world of Studio Ghibli.

An exquisite tunnel of cascading flowers.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This South London cemetery holds the remains of more than 15,000 people.

A kaleidoscopic warehouse-maze of handmade neon signs.

19th-century scientists would make the pilgrimage here to verify the precision of their measuring sticks.

An artistic tribute to the famous singer, just around the corner from where he was born.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

The curios of pharmacist and collector Henry Wellcome.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

A hands-off space for graffiti artists to hone and display their skills.

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

A series of caves under Castle Hill that once held the prisoner Vlad Tepes, better known as Count Dracula.

This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.