Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

A crushed gate and giant bronze head serve as a reminder of Greece's fight for freedom.

A preserved portion of an ancient Athens barrier is displayed in a hotel basement.

This striking sculpture of Icarus honors Greece's fallen flyers.

The railway carts travelers to central Athens's highest peak, which offers stunning vistas of the city.

This legendary dessert was served to Nobel laureates for decades.

A miniature statue of a beloved character from children's literature.

On Nobel Street, a miniature statue of Alfred Nobel.

This small statue hints at the incorrect origins of the lush landscape park surrounding it.

A concrete mushroom that divided Stockholm residents for nearly a century.

A concrete Picasso in the middle of a student housing complex on the outskirts of Stockholm.

The final resting place of the man whose name has become synonymous with greatness.

A wooden street sign is the last remnant of this 400-year-old alleyway.

Finally reunited, the three effigies now stand in a museum courtyard.

Enormous ants wielding giant pine needles guard a Stockholm real estate company's office.

A Stockholm metro station is home to an escalator that is not only the longest in Sweden, but among the longest in the world.

Outside a Viking museum sits a modern-day runestone made by a Swedish runemaster using traditional methods.

A golden egg-shaped sauna in the Arctic tundra.

An illuminated manuscript comprising the life's work of a lone monk, inexplicably decorated with a portrait of Satan himself.

Ancient catacombs form the foundation for this Rococo orgy of a church.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This German fountain of a legendary apple wine-loving drink thief will spit on you.

Sitting in the basement of a castle, the largest wine barrel in the world is bigger than most apartments.

A preserved college lock-up that recalls a clubhouse approach to discipline.