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

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

A peace symbol in Northern Ireland is among the world's largest hedge mazes.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

A memorial to the tens of thousands of Irish who fled to North America during the Great Famine.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

At the very tippity-top of Europe is a cliff from which you can view the midnight sun.

The world's biggest floating museum in Gothenburg, Sweden.

The world's largest wooden structure.

Gigantic water vessel, permanently grounded in Southern Albania.

Macabre astrological automaton clock dating to the late 1400s.

Mother Nature outdoes herself with this stunningly beautiful set of caves carved into marble.

Roam the cradle of the Cuban Revolution with life-sized dinosaurs.

Nature took her revenge on the "Wickedest City in the World."

Putt your way around Australia in a black light environment.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

A program of Communist glamour in post-Stalin Poland is preserved in this colorful museum.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

Puppet theater and museum holding a collection of more than 300.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.