The modern birthplace of Irish freedom.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

The folks at the Devil's Rope Museum want you to get hooked on barbed wire history.

The painter of "The Scream" is laid to rest under a stoic bust of himself in the humble corner of an Oslo cemetery.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

Home to three historic ships from the age of Vikings.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Walk 2,300 feet above the ground on the "Troll's Tongue."

This stunning concert hall has become a symbol of Iceland's national recovery.

An encyclopedic collection of mammal penises.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

Inside this Icelandic greenhouse, geothermal energy keeps tomatoes warm and growing.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

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

Once a favorite playground for the world's most illustrious guests, Hotel Nacional's secret weapons and bunkers reveal a more menacing side to its golden history.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

In terms of history and architecture, this is one of the most remarkable cemeteries in the world.

A Cuban artist reclaimed his impoverished neighborhood as a dreamy folk art kingdom.

Neo-cave art on the macro scale.

A small museum in the Bay of Pigs gives the Cuban perspective on the famously failed U.S. invasion.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A regular looking rock with an unbelievable history.