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

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

A copy of the famous statue can be found in this Florence piazza, along with one of the most breathtaking views of the city below.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Once an ancient Roman bath, now a hotbed of geothermal energy and a hub for energetic innovations.

A striking 12th-century-style castle built on the edge of a cliff.

Go inside to really appreciate this 500-year-old technological masterpiece.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

An old department store turned Nazi prison turned artist commune.

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

A fascinating insight into daily life in the Eastern Bloc.

A small but immensely extravagant palace built by the "Night King."

The bizarre visions of H.R. Giger, tucked away in a Swiss medieval city.

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

The world's tallest church tower reveals a spectacular view to anyone up to the task of climbing the daunting staircase.

Albert Einstein's head sticks out of a snail shell stacked on a rocket in this truly bizarre monument to the scientist.

A meteorite-bounded town in Bavaria.

Medieval torture techniques with a modern conscience.

Medieval town turned hippie commune, once home to the secret foreskin of Jesus Christ.

Eighteen mummies have stood guard behind the altar of this tiny church since 1833.

This immaculate and historic water garden culminates in a massive stone dining table with an inset fountain for chilling the wine of the Cardinal's guests.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

A 16th-century horror show built in a lovely Italian garden.