The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

This oceanside Reykjavik spot is speckled with recycled sculptures and large stones.

A bit of the Berlin Wall was gifted to the Icelandic capital to commemorate the 25th anniversary of German reunification.

The first woman to become a member of the parliament of Iceland.

Iceland's tribute to its thankless civil servants.

This tiny museum's sizable collection is jammed into a former underground public toilet.

This verdant, tree-lined Reykjavik graveyard is both enchanting and eerie.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

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

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

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

The whiskey producer's archives includes a historical list of infractions committed by and associated penalties exacted upon employees.

A proud bronze billy stands as an eternal symbol of Ireland's oldest festival, where a goat is made king.

This beautiful site is where the first transatlantic telegraph was sent from.

Petrified footprints of one of the very first vertebrates to walk on land.

An abandoned faux-pub made famous by a Guinness commercial.

An ancient holy well said to be used by the patron saint of sailors and travelers, lost in the boggy west of Valentia Island.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

Originally built to monitor fishing, this Victorian tower now educates visitors about the local salmon industry.

The ruins of a sixth-century monastery sit on the banks of the River Shannon.

The modern birthplace of Irish freedom.

A wonderfully strange collection of 500+ stuffed frogs doing people things.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

When a supermarket opened up shop within a medieval building it became protected by UNESCO on a technicality.