One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This volcanic cave lake is essentially hard proof that Iceland is the most magical place on Earth.

Staves, storm-calling, and of course, necropants.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The ancient tomb acts as a calendar that keeps perfect time.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

A restaurant and observation deck built in a unique broadcasting antenna.

Gardens representing parts of Asia, Europe, and the Mid East are tucked away among the Soviet-style buildings in East Berlin.

Started as a kitchen garden, now the second largest botanical garden in the world.

An eerie, derelict amusement park in Berlin.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

A Hungarian pharmacy museum with a box full of mummy powder.

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

Museum dedicated to the terror regimes of Hungary.

Buried five stories underground, this Soviet bunker is packed with gas masks and Cold War paraphernalia.

The oldest garden in Prague, once part of an medieval orchard.

What looks like a crashed Zeppelin is actually a bright, airy reading room perched atop a modern museum.

An existential riddle in the world's largest ancient castle.

Increasingly decayed figures stand as a powerful reminder of the human costs of Czech Communism.

Microscopic scenes; some call it novelty, some call it art.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.