Places DuncanGibson Wants to Go

The mysterious, fantastical woodland inspiration for "The Lord of the Rings."

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

The tallest sea cliffs on the Southern Hemisphere are a climber's worst nightmare.

An ancient church on a tiny island covered in stone bible stories has controversially been turned into a museum.

A small island abbey is the final resting place of many medieval Scottish monarchs, including the real Macbeth.

No one knows why ancient labyrinths were built on this tiny northern island.

Hidden amid the tropical forest in the Caribbean Sea are the decaying ruins of the Cocaine King's luxurious island party home.

The world's largest ginkgo tree contains a hollow so large a man once lived in it for two years.

Where the Great Wall of China meets the sea.

Discovered after draining a local pond, these ancient man-made caves are still a complete mystery.

A tunnel dug through the side of a mountain by hand provides convenient yet death-defying access to a small village in China.

270 million year-old forest of stone.

A total of 999 stairs lead visitors through a massive hole in a mountain known as the Gateway to Heaven.

This abandoned fishing settlement may well be the greenest village in the world.

Stunning ruins of what was once the center of one of the greatest empires in East Africa.

A tiny, remote island packed with wonders both natural and geeky.

An avant garde art museum at the University of Chicago.

America's second-oldest brick baseball stadium was home to a legendary WWII series that only sailors got to see.

A Cold War command center is hidden under an idyllic countryside.

This museum preserves the hand-dug tunnel that kept Sarajevo afloat during the Serbian siege.

This massive concrete sculpture is said to be the heaviest communist monument on Earth.

Island wonderland for communist autocrats.

Formerly Yugoslavia's "forbidden island," this sleepy little city still holds the abandoned remains of military strongholds.

An ornate plague column – built to celebrate life – claimed the lives of numerous artisans during its construction.