This Budapest bar allows drinkers to leave their mark on the walls, floor, and even ceiling.

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

An ossuary built in 1210 to collect bones from the Ospedale Maggiore of Milan.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

The giant skeleton sculpture is surprisingly well-traveled.

These 18th century gardens tell a rocky story of the son of Odysseus.

The largest brick bridge in the world.

The oldest trees in Northern Germany.

A museum honoring Germany’s cucumber mecca offers a great dill of gherkin history.

This painted Lego bridge is the product of over a century of locomotive history.

A meteorite-bounded town in Bavaria.

The difficulty of getting a good night's sleep is an age-old affliction according to the one-of-a-kind Snoring Museum.

A strange rock formation with numerous legends trying to explain it.

This century-old cinema house has a marquee that has been hand painted by a single man for over 25 years.

Twisted buildings adorn the banks of the Rhine river.

The ruined remains of the airport Claus von Stauffenberg departed in his failed attempt to kill Adolf Hitler.

This former Nazi castle was built as a school to train what would have been the future of the Third Reich.

Executed in 1401, Exhumed in 1878, Stolen in 2010.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

Solar observatory doubles as a daring display of Expressionist architecture, much to Einstein's chagrin.

The world's most delightful not-NOT-religion welcomes visitors to the town of Templin, just like its more stoic peers.

Bursting forth from a historic German neighborhood, these day-glo palaces are now a bright fixture in the town.

A castle from the Holy Roman Empire that hosts traveling youth... in its stables.

Striking occult iconography on a medieval German church.