A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

Walk through Czech history in Prague's largest graveyard.

A collection of anatomical samples from one of the first anthropologists to suggest that humans reached North America by crossing the Bering Strait.

A church of bones, decorated with 40,000 human skeletons.

Two stunning 17th-century libraries and a cabinet of curiosities.

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 hidden Art Nouveau courtyard is an opulent feast for the eyes.

Gods clash with machines in a power plant regenerated as a museum.

Beautiful views and Roman-style statues on the Italian coast.

The world's oldest surviving anatomical theater, where "the dead are pleased to help the living."

Anatomical cabinet holds unexpected treasures.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

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

Geothermal waterfalls in Tuscany.

Architectureal fantasy quarter of Rome.

Pompeii's less famous neighbor is still revealing her secrets.

An Italian crevasse filled with abandoned buildings gives visitors a look at the world without humans.

This steep cable railway has been hoisting passengers in the heart of Québec City for over a century.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

A massive mausoleum towers over the gravestones in a 19th-century Italian "model village."

These delicate sand pyramids look like naturally occurring gothic spires.

A diverse collection of wax, bone, papier-maché and mummified relics.

In the world's oldest university is a stunning 17th century anatomical theater carved from spruce.

This zoological museum began as the first great curiosity cabinet.