Ruins of a German castle on top of a towering stone pillar.

Massive galleon from a box-office bomb docked in Genoa.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

Ancient snack bar of the Roman Empire re-opened.

Erotic art covers the walls of the largest ancient pleasure palace.

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

The world's most active stratovolcano is almost always erupting.

Filled with goldfish swimming in a shallow pool of sea water, this ancient crypt is more wishing well than burial site.

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

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

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Three-story concrete ram with a permanent gift shop.

Located on top of mines that run through Broken Hill.

Australia's first opal field led to a mining rush in the 1890s.

Australia's first open air museum and antique 3D theater.

Cockatoo Island is a Heritage-listed island in the middle of Sydney Harbour.

Popular tourist destination now stands as a memorial to Sam the koala.

Twelve sculptures designed to make their best showing with the coming or going of the sun.

An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.

Come for the flowers, stay for the bats!

This trio of Australian rock spires may have inspired aboriginal legend or just modern tourism.

This shrine to film's most iconic wasteland wanderer is located in the very outback where the movies were shot.

This massive water spout has been luring visitors for hundreds of years, some to their death.