Mineral springs believed to hold therapeutic properties draw in visitors from all over.

A brightly colored natural bridge formed by mineral-rich hot springs high up in the Andes.

Massive rock sculptures formed during the time of the dinosaurs still stand undisturbed.

A toxic lake near a volcanic caldera that is home to flamingos and other life.

A series of waterfalls so massive they straddle the border of Argentina and Brazil.

It is said that each of the white stones in the red facade of this medieval house represents the head of a murdered Swedish noble.

A plaque marks the spot where the saint was shoved off the Charles Bridge and into the river.

A surreal statue honoring Prague's favorite literary son.

This tipsy office building in downtown Prague was originally called “Fred and Ginger.”

A bust of Franz Kafka spins in pieces, reflecting the writer's inner torment.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

Macabre astrological automaton clock dating to the late 1400s.

Paris' linguistic guide to the international language of, yes, love.

In a divided Germany, Potsdam's "central" train station was relocated to the city's southern suburbs to avoid West Berlin.

Every hour the doors open to reenact the legend of the heroic mayor who saved his town by drinking a gallon of wine.

Model Trains and Much More in Hamburg.

Go surfing on this urban wave, "hacked" by local surfers.

Thousands of tourists and residents in Cologne affix "love padlocks" on the Hohenzollernbrücke Bridge to symbolize their affections.

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

Horrifically creative torture devices and shame punishments line the walls of this chilling museum.

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

Cold war icon and onetime "hole" in the iron curtain.

The "Prussian Versailles" that is as glorious today as when it was built.

Daily jousts and dancing barrel makers in Munich's mechanical clock.