What was once thought to be a wellspring of unicorn bones is actually just a prehistoric burial site.

The tunnel's elegant proportions keep you snug with no claustrophobia freak-out.

The hidden lair of an alchemist rediscovered in a 2002 flood.

A meteorite-bounded town in Bavaria.

This old wooden funicular railway leads to a cemetery in the forest.

This natural hill rose another 130 feet from the debris and rubble added after World War II.

The remains of three Luftwaffe launch pads designed for manned anti-aircraft missiles.

This outdoor library provides around-the-clock access to around 7,000 books.

This striking statue brings a scene from the African savannah into central London.

When a medieval fire claimed the original St. Stephen’s Cathedral, it sparked a pattern of unquenchable organ building.

Shimmering sea-colored mosaics and Jesus statues cover this opulent building.

Be(w)ar(e) the moat around this historic Czech castle.

The soulless eyes of 82 bronze children stare on forever in remembrance of a horrifying World War II massacre.

This former quarry is now a picturesque gorge that hides a sunken lake.

From Ancient Rome to WWII, Neupfarrplatz has over 2,000 years of history underneath its main square.

Money made from smuggling sugar helped create this wondrous rock maze in honor of the Prussian Queen Louise.

A preserved Nazi labor camp now has a Holocaust museum on site and memorials to the thousands that died while imprisoned at the camp.

A spiral staircase twists to the top of this unusual Czech lookout tower.

Thirty creepy ghosts now inhabit this decaying 14th-century church.

Massive installation of Europe's negative stereotypes.

This lurid German fountain plots the sad course of marriage from dating to death.

Each year, Germany's "City of Dragons" slays the world's largest walking robot.

A man-made slag heap that you can "ski" down, and is home to the world sandboarding championships.

Franciscan monks created a facsimile of the Holy Land for North Americans who couldn’t afford the trip overseas.