One man's fulfilled dream of living on an artificial island made of recycled plastic bottles.

Still standing despite its considerable slant, this tilted lighthouse has become a local symbol of resilience.

Few of the many visitors to this resort town know of its hidden Maya ruins.

A historic observatory precariously perched at the "Top of Europe."

Dress up like a miner and take a slide into the disco-lit depths of this once foundational salt mine.

The fairy tale castle of the "fairy-tale king."

An Austrian house of bones filled with hundreds of intricately painted skulls.

Terrifically morbid cemetary and site of famous Paracelsus' grave.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

Macabre astrological automaton clock dating to the late 1400s.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

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

The modern birthplace of Irish freedom.

This courtly monument celebrates an influential comedian who turned taking the piss out of the powers-that-be into an art.

A stunning Victorian abbey and walled garden on a lakefront.

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

The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

This short bridge is the only thing connecting a tiny Irish island to the mainland.

Northern Ireland's Brobdingnagian stepping stones.

This 30-foot pile of rocks may be the grave of a mythological Irish queen.

"...I guess that was your accomplice in the wood chipper?"

Three legendary, living albino buffalo roaming their pastures for all to see.