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

The most powerful waterfall in all of Europe.

This elegant arc of a waterfall marks a religious turning point.

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

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

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

This cemetery overlooking the Benbulben rock formation is the final resting place of one of Ireland's most beloved poets.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The severed head of a 17th-century Irish martyr lies within an intricate golden shrine.

A stunning Victorian abbey and walled garden on a lakefront.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

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

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

One of Ireland's most infamous prisons for rebels including men, women and children.

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

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

This 13-foot smiling peanut in Georgia helped Jimmy Carter win the 1976 presidential election.

The city of Halifax still bears the scars of the largest explosion prior to the atomic bomb.

This natural wonder is disappearing at an alarming rate.

Every fall this lake mysteriously drains, like a bathtub with the plug pulled out.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

This historic Victorian hotel has a scandalous history of affairs and murder.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.