The spot where the fascist dictator made some of his most famous speeches including declaring war on Britain and France.

This large, circular tomb is the final resting place of the first emperor of Rome.

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

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

Stalactites and stalagmites in a beautifully lit cave.

The final resting place of the poets Shelley and Keats.

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

An alchemist's “magic door” stands in the middle of a Roman park.

A medieval house adorned with enigmatic carvings, including one of a man displaying his masculine attributes.

Balconies that have a most unusual accent.

This charming wooden church was disassembled and moved not once but twice before settling in this Prague garden.

A significant example of Czech cubist architecture—a style you won't find anywhere else in the world.

A grumpy old water goblin guarding an old mill on the Devil’s Stream in Prague.

Throughout this shopping mall are medieval ruins that were discovered during the mall's construction.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

A series of playful yellow penguins share a serious message about the environment.

Invented in the mid-19th century, this machine could send copied images via telegraph lines.

This grisly effigy displays an early Christian martyr who was skinned alive and beheaded.

Artistic tombs, monuments, and a beautiful "Hall of Fame" lurk inside this cemetery.

A brutalist gem towering over the heart of Milan.

Small on the outside, big on the inside, this church is an astonishing act of visual deception.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.