This Dresden church was purposely rebuilt Protestant after being demolished in World War II.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

The magic's in the hole!

This chimerical bridge/tunnel appears to dead end right into the sea.

Macabre astrological automaton clock dating to the late 1400s.

This automated sculpture of two men peeing will spell out text messages with their micturition.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

The oldest university museum west of the Mississippi retains its 19th century feel.

The first artificial white water river course in North America cuts right through an Indiana city.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

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

This historic stone bridge has an entire neighborhood clinging to its sides.

Apartment complexes built into huge repurposed natural gas tanks.

Giant WWII fortresses that fired 8,000 rounds a minute, now home to thousands of pigeons.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

Baroque celebration of the end of the Great Plague of Vienna.

Beautiful Austrian natural history museum with carved ceilings and row after row of ancient taxidermy.

Op-art architecture designed for happiness.

The beautiful baroque library of the Hapsburg empire.

The final resting place for the remains of 143 Habsburg royalty.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.