This legendary dessert was served to Nobel laureates for decades.

A tiny collection of traditional Japanese woodblock prints, open only when the owner feels like it.

A beautiful geyser under environmental threat.

Six times a day a train runs right through the middle of this Thai street market, sending vendors scrambling.

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

Ample proof that watery ends make for well-preserved, millenia-old mummies.

A 12th-century fortress containing some of Berlin's oldest buildings.

Slaughterhouse Five opens its dank doors to fans of Kurt Vonnegut.

The oldest Jewish cemetery in Europe survived Hitler's Germany.

The industrial monstrosity known as Bagger 258 is a colossal mining machine built in the DDR - but now left for dead in a German field.

This German bone house contains the remains of some 20,000 souls.

A restaurant and observation deck built in a unique broadcasting antenna.

A wunderkammer of mysterious objects and stories.

A striking 12th-century-style castle built on the edge of a cliff.

Between Neo-Pagans and Neo-Nazis, these strange rock formations have a curious cult following and a very strange history.

This Berlin island is home to a flock of free-roaming peacocks, as well as a historic ivory folly.

Soaring over 6,000 feet in the Bavarian Alps, this beer garden was once Hitler's 50th birthday present.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

This jaw-dropping 19th-century bridge uses its reflection to form what appears to be a perfect circle.

An eerie, derelict amusement park in Berlin.

This limestone cave offers an incredible view of the Río Grande de Arecibo valley.

The bat-covered home of one of the world's most popular brands of rum is located on a tropical Art Deco campus.

The highest peak in Puerto Rico is home to a rare fern that can only be found on six trees at its summit.

This former sugarcane transport tunnel is now a portal to a lovely beach.