The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This one has sailed five times as far as Sir Francis Drake's famous ship.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

This Parisian café sticks almost exclusively to an ethos of reuse.

Peace Park and the Atomic Bomb Dome.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

A shrine contains nearly 200 statues of the Buddhist deity Jizo, dressed in bibs by parents who have lost a child.

A bronze statue dating back as far as 1252, still has remnants of gold on its right cheek from ancient gilding.

This Nazi ruin was the site where Hitler was almost blown up by a suitcase bomb.

A fake medieval village in the middle of Turin.

Austria's ultra-modern art museum looks like Cthulhu's giant alien heart.

Resting in the middle of an Austrian river, this sci-fi "island" lets people cross in neon style.

Fantastic stories on a miniature railroad.

This wrecked airplane has been sitting on a black sand beach since the 1970s.

A silly medieval mural preserved on the side of a Viennese house.

A patriotic medieval knight in driven-nail armor raised money for widows and orphans of WWI.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

The house that took a plunge into the facade of a museum.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

The resting place for anonymous victims of the Danube's dark waters.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

Op-art architecture designed for happiness.

A spherical "micro-nation" in the heart of Vienna.