Famously misunderstood wonder of the ancient world

A 14th century bridge built as a fortress, where the devil lurks on one of its towers.

Historic medieval fortified city in southwest France.

Hauled from the water's depths, Henry VIII's flagship is preserved in this capsule-shaped museum.

Scattered throughout London are ancient remnants of the city's former bounding wall.

The National Railway Museum in York is the largest railway museum in the world, attracting almost 1 million visitors per year.

A Gothic cathedral created from volcanic rocks.

19th century pendulum and a clock restored by a rogue group of guerilla artists.

Fortified medieval tower house with lovely roof garden.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

Geothermal waterfalls in Tuscany.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

Breathtaking and huge 430 year old maps of Italy.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

The most visited, and possibly most controversial, museum in Germany.

Baroque celebration of the end of the Great Plague of Vienna.

Op-art architecture designed for happiness.

One of the best beaches in the entire world.

A clear example of the process of erosion in action.

A forest full of mystical fantasy figures, nearly destroyed by recent fires.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

An ancient capital city that dates back 3,000 years old and harbors many surprises.

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

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.