Berlin's beloved bear is immortalized at the Museum für Naturkunde.

In the northernmost city in the world, it's illegal to be buried because it’s too cold for bodies to decompose.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

The bones of some 7,000 soldiers killed in the historic Battle of Solferino are stored here.

The venerated body of a 12th century saint is celebrated each year with the 'Race of the Candles.'

An elegant chandelier hangs over this ancient sewer chamber, now open for concerts and public tours.

This cuddly rodent has a place of honor at a Russian institute for genetic research.

The library's graceful rotunda is like a bibliophile's temple.

Guests can stay at a hotel in the former French abbey where lie the tombs of King Henry II and King Richard the Lionheart.

The Arctic Circle runs through this isolated spot north of Iceland.

A Himalayan monastery claims to have a piece of a centuries-old abominable snowman.

An institution dedicated to curiosity, logic, riddles, and Mongolia's long history of puzzles.

The ruins of an ancient Zoroastrian Tower of Silence believed to be the earliest example of the traditional funerary practice.

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

This lake in northwest Iran has started turning from green to red more frequently than scientists are comfortable with.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

A cave in southern Italy adorned with thousand-year-old Biblical frescoes existed in obscurity until fairly recently.

An eerie, existential museum dedicated to the author of "The Metamorphosis."

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

The church's remarkable frescoes incorporate Finnish artist Hugh Simberg's trademark themes of death and the supernatural.

Twice a day this ancient path disappears with the tides, leaving the Holy Island of Lindisfarne out to sea.

A mysterious monument where a woman who records say never existed was burnt alive for being a witch.

An architect transformed this abandoned cement factory into his castle-like workshop.

An enigmatic modern marker left next to a historic Roman site.