The world's largest wooden structure.

The final resting place of the great navigator, or maybe his brother.

An abstract monument to a symphonic composer.

Cozy basement bar sports an inventory of over 2,000 beers.

Christ's blood preserved in a Belgian town.

The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

A winding, blood-red tunnel of hardened lava navigable by foot.

Iceland's tribute to its thankless civil servants.

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

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

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

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

Amidst the bustling streets of Dublin, there is a hushed garden that is dedicated to "All those who gave their lives in the cause of Irish Freedom."

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

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

Housing the famous Norwegian ice-defying 19th century polar exploration ship.

Norway's oldest cathedral still in use.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

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

Home to three historic ships from the age of Vikings.

This enigmatic artifact is a rare depiction of an ancient Iberian noblewoman.